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           ☆算术计算1题

〖1/1算式〗
    作业：求算式 8.48*10^8*1.005^50+3.98*10^8*1.015^50+4.61*10^9*1.025^50 的值.
    题型：数学计算
    解:
          8.48*10^8*1.005^50+3.98*10^8*1.015^50+4.61*10^9*1.025^50
        =8.48*100000000*1.005^50+3.98*10^8*1.015^50+4.61*10^9*1.025^50
        =8.48*100000000*1.283225814935363+3.98*10^8*1.015^50+4.61*10^9*1.025^50
        =8.48*100000000*1.283225814935363+3.98*100000000*1.015^50+4.61*10^9*1.025^50
        =8.48*100000000*1.283225814935363+3.98*100000000*2.105242420607465+4.61*10^9*1.025^50
        =8.48*100000000*1.283225814935363+3.98*100000000*2.105242420607465+4.61*1000000000*1.025^50

        =8.48*100000000*1.283225814935363+3.98*100000000*2.105242420607465+4.61*1000000000*3.437108719703536
        =848000000*1.283225814935363+3.98*100000000*2.105242420607465+4.61*1000000000*3.437108719703536
        =1088175491.065188+3.98*100000000*2.105242420607465+4.61*1000000000*3.437108719703536
        =1088175491.065188+398000000*2.105242420607465+4.61*1000000000*3.437108719703536
        =1088175491.065188+837886483.401771+4.61*1000000000*3.437108719703536
        =1088175491.065188+837886483.401771+4610000000*3.437108719703536
        =1088175491.065188+837886483.401771+15845071197.833302
        =1926061974.466959+15845071197.833302
        =17771133172.300262
    答案:8.48*10^8*1.005^50+3.98*10^8*1.015^50+4.61*10^9*1.025^50=17771133172.300262

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