| ( | x | − | 9 100 | ) | ÷ | ( | 10 100 | − | 9 100 | ) | = | 2526113 50 | ÷ | 1010451 20 |
| 方程两边同时乘以: | ( | 10 100 | − | 9 100 | ) |
| ( | x | − | 9 100 | ) | = | 2526113 50 | ÷ | 1010451 20 | × | ( | 10 100 | − | 9 100 | ) |
| x | − | 9 100 | = | 2526113 50 | ÷ | 1010451 20 | × | ( | 10 100 | − | 9 100 | ) |
| x | − | 9 100 | = | 2526113 50 | ÷ | 1010451 20 | × | 10 100 | − | 2526113 50 | ÷ | 1010451 20 | × | 9 100 |
| x | − | 9 100 | = | 2526113 25261275 | − | 7578339 84204250 |