73 100 | ÷ | ( | 100000 | ÷ | ( | 39613305 | + | 100000 | x | ) | × | ( | 1 | + | 111 200 | ) | × | 13 20 | ) | = | x |
| 方程两边同时乘以: | ( | 100000 | ÷ | ( | 39613305 | + | 100000 | x | ) | × | ( | 1 | + | 111 200 | ) | × | 13 20 | ) |
73 100 | = | x | ( | 100000 | ÷ | ( | 39613305 | + | 100000 | x | ) | × | ( | 1 | + | 111 200 | ) | × | 13 20 | ) |
73 100 | = | x | × | 100000 | ÷ | ( | 39613305 | + | 100000 | x | ) | × | ( | 1 | + | 111 200 | ) | × | 13 20 |
73 100 | = | x | × | 65000 | ÷ | ( | 39613305 | + | 100000 | x | ) | × | ( | 1 | + | 111 200 | ) |
| 方程两边同时乘以: | ( | 39613305 | + | 100000 | x | ) |
73 100 | ( | 39613305 | + | 100000 | x | ) | = | x | × | 65000 | ( | 1 | + | 111 200 | ) |
73 100 | × | 39613305 | + | 73 100 | × | 100000 | x | = | x | × | 65000 | ( | 1 | + | 111 200 | ) |
73 100 | × | 39613305 | + | 73 100 | × | 100000 | x | = | x | × | 65000 | × | 1 | + | x | × | 65000 | × | 111 200 |
578354253 20 | + | 73000 | x | = | x | × | 65000 | + | x | × | 36075 |
578354253 20 | + | 73000 | x | = | 101075 | x |
| 73000 | x | − | 101075 | x | = | - | 578354253 20 |
| - | 28075 | x | = | - | 578354253 20 |
578354253 20 | = | 28075 | x |
| 28075 | x | = | 578354253 20 |
| x | = | 578354253 20 | ÷ | 28075 |
| = | 578354253 20 | × | 1 28075 |
| x | = | 578354253 561500 |
| x | = | 1030.016479 |