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Current location：Mathematical operation > History of Mathematical Computation > Answer
Overview: 1 questions will be solved this time.Among them
☆1 arithmetic calculations
[1/1 Formula]
Work: Calculate the value of equation -650000+320000/1.15+320000/((1.15)^2)+230000/((1.15)^3)+175000/((1.15)^4)+120000/((1.15)^5) .
Question type: Mathematical calculation
Solution:
-650000+320000/1.15+320000/((1.15)^2)+230000/((1.15)^3)+175000/((1.15)^4)+120000/((1.15)^5)
=-650000+320000/1.15+320000/(1.15^2)+230000/((1.15)^3)+175000/((1.15)^4)+120000/((1.15)^5)
=-650000+320000/1.15+320000/1.3225+230000/((1.15)^3)+175000/((1.15)^4)+120000/((1.15)^5)
=-650000+320000/1.15+320000/1.3225+230000/(1.15^3)+175000/((1.15)^4)+120000/((1.15)^5)
=-650000+320000/1.15+320000/1.3225+230000/1.520875+175000/((1.15)^4)+120000/((1.15)^5)
=-650000+320000/1.15+320000/1.3225+230000/1.520875+175000/(1.15^4)+120000/((1.15)^5)
=-650000+320000/1.15+320000/1.3225+230000/1.520875+175000/1.749006249999999+120000/((1.15)^5)
=-650000+320000/1.15+320000/1.3225+230000/1.520875+175000/1.749006249999999+120000/(1.15^5)
=-650000+320000/1.15+320000/1.3225+230000/1.520875+175000/1.749006249999999+120000/2.011357187499999
=-650000+278260.869565+320000/1.3225+230000/1.520875+175000/1.749006249999999+120000/2.011357187499999
=-650000+278260.869565+241965.973535+230000/1.520875+175000/1.749006249999999+120000/2.011357187499999
=-650000+278260.869565+241965.973535+151228.733459+175000/1.749006249999999+120000/2.011357187499999
=-650000+278260.869565+241965.973535+151228.733459+100056.817979+120000/2.011357187499999
=-650000+278260.869565+241965.973535+151228.733459+100056.817979+59661.208236
=-371739.130435+241965.973535+151228.733459+100056.817979+59661.208236
=-129773.1569+151228.733459+100056.817979+59661.208236
=21455.576559+100056.817979+59661.208236
=121512.394538+59661.208236
=181173.602774
Answer:-650000+320000/1.15+320000/((1.15)^2)+230000/((1.15)^3)+175000/((1.15)^4)+120000/((1.15)^5)=181173.602774