| ( | X | − | 3027168343 50 | ) | ÷ | X | = | 2 25 |
| 方程两边同时乘以: | X |
| ( | X | − | 3027168343 50 | ) | = | 2 25 | X |
| X | − | 3027168343 50 | = | 2 25 | X |
| X | − | 2 25 | X | = | 3027168343 50 |
23 25 | X | = | 3027168343 50 |
| X | = | 3027168343 50 | ÷ | 23 25 |
| = | 3027168343 50 | × | 25 23 |
| = | 3027168343 2 | × | 1 23 |
| X | = | 3027168343 46 |
| X | = | 65808007.456522003 |