| 222 | = | x | × | 1978 5 | ÷ | 1413 5000 | + | 4 5 | ( | 1 | − | x | ) | × | 120 |
| 方程右边 = | x | × | 1978000 1413 | + | 96 | ( | 1 | − | x | ) |
| 222 | = | 1978000 1413 | x | + | 96 | ( | 1 | − | x | ) |
| 方程右边 = | 1978000 1413 | x | + | 96 | × | 1 | − | 96 | x |
| = | 1978000 1413 | x | + | 96 | − | 96 | x |
| = | 1842352 1413 | x | + | 96 |
| 222 | = | 1842352 1413 | x | + | 96 |
| - | 1842352 1413 | x | = | 96 | − | 222 |
| - | 1842352 1413 | x | = | - | 126 |
| 126 | = | 1842352 1413 | x |
1842352 1413 | x | = | 126 |
| x | = | 126 | ÷ | 1842352 1413 |
| = | 126 | × | 1413 1842352 |
| = | 63 | × | 1413 921176 |
| x | = | 89019 921176 |
| x | = | 0.096636 |