611 100 | = | ( | 5 2 | v | ) | ÷ | ( | 5 2 | − | v | ) |
| 方程两边同时乘以: | ( | 5 2 | − | v | ) |
611 100 | ( | 5 2 | − | v | ) | = | ( | 5 2 | v | ) |
611 100 | × | 5 2 | − | 611 100 | v | = | ( | 5 2 | v | ) |
611 100 | × | 5 2 | − | 611 100 | v | = | 5 2 | v |
611 40 | − | 611 100 | v | = | 5 2 | v |
| - | 611 100 | v | − | 5 2 | v | = | - | 611 40 |
| - | 861 100 | v | = | - | 611 40 |
611 40 | = | 861 100 | v |
861 100 | v | = | 611 40 |
| v | = | 611 40 | ÷ | 861 100 |
| = | 611 40 | × | 100 861 |
| = | 611 2 | × | 5 861 |
| v | = | 3055 1722 |
| v | = | 1.7741 |