1000000 | n | ÷ | 365 | × | 69 | + | 3000000 | n | ÷ | 365 | × | 25 | = | 7656903 100 |
方程左边 = | 13800000 73 | n | + | 15000000 73 | n |
= | 28800000 73 | n |
28800000 73 | n | = | 7656903 100 |
n | = | 7656903 100 | ÷ | 28800000 73 |
= | 7656903 100 | × | 73 28800000 |
= | 850767 100 | × | 73 3200000 |
n | = | 62105991 320000000 |
n | = | 0.194081 |