1203 100 | c | = | ( | c | + | 33 10 | ) | × | 198 25 |
| 方程右边 = | c | × | 198 25 | + | 33 10 | × | 198 25 |
| = | c | × | 198 25 | + | 3267 125 |
1203 100 | c | = | 198 25 | c | + | 3267 125 |
1203 100 | c | − | 198 25 | c | = | 3267 125 |
411 100 | c | = | 3267 125 |
| c | = | 3267 125 | ÷ | 411 100 |
| = | 3267 125 | × | 100 411 |
| = | 1089 5 | × | 4 137 |
| c | = | 4356 685 |
| c | = | 6.359124 |