| x | ÷ | 13 100 | + | ( | 7732332 25 | − | x | ) | ÷ | 3 100 | = | 86465468 25 |
| 方程左边 = | 100 13 | x | + | 7732332 25 | × | 100 3 | − | x | × | 100 3 |
| = | 100 13 | x | + | 10309776 | − | x | × | 100 3 |
| = | - | 1000 39 | x | + | 10309776 |
| - | 1000 39 | x | + | 10309776 | = | 86465468 25 |
| - | 1000 39 | x | = | 86465468 25 | − | 10309776 |
| - | 1000 39 | x | = | - | 171278932 25 |
171278932 25 | = | 1000 39 | x |
1000 39 | x | = | 171278932 25 |
| x | = | 171278932 25 | ÷ | 1000 39 |
| = | 171278932 25 | × | 39 1000 |
| = | 42819733 25 | × | 39 250 |
| x | = | 1669969587 6250 |
| x | = | 267195.13392 |