| ( | 8 100 | × | 91 50 | x | ) | ÷ | ( | 1 | − | 8 100 | × | 91 50 | x | ) | = | 10 100 |
| 方程两边同时乘以: | ( | 1 | − | 8 100 | × | 91 50 | x | ) |
| ( | 8 100 | × | 91 50 | x | ) | = | 10 100 | ( | 1 | − | 8 100 | × | 91 50 | x | ) |
8 100 | × | 91 50 | x | = | 10 100 | ( | 1 | − | 8 100 | × | 91 50 | x | ) |
8 100 | × | 91 50 | x | = | 10 100 | × | 1 | − | 10 100 | × | 8 100 | × | 91 50 | x |
91 625 | x | = | 1 10 | − | 91 6250 | x |
91 625 | x | + | 91 6250 | x | = | 1 10 |
1001 6250 | x | = | 1 10 |
| x | = | 1 10 | ÷ | 1001 6250 |
| = | 1 10 | × | 6250 1001 |
| = | 1 | × | 625 1001 |
| x | = | 625 1001 |
| x | = | 0.624376 |