1219 100 | c | = | ( | 33 10 | + | c | ) | × | 793 100 |
| 方程右边 = | 33 10 | × | 793 100 | + | c | × | 793 100 |
| = | 26169 1000 | + | c | × | 793 100 |
1219 100 | c | = | 26169 1000 | + | 793 100 | c |
1219 100 | c | − | 793 100 | c | = | 26169 1000 |
213 50 | c | = | 26169 1000 |
| c | = | 26169 1000 | ÷ | 213 50 |
| = | 26169 1000 | × | 50 213 |
| = | 8723 20 | × | 1 71 |
| c | = | 8723 1420 |
| c | = | 6.142958 |