661 50 | c | = | ( | 33 10 | + | c | ) | × | 198 25 |
方程右边 = | 33 10 | × | 198 25 | + | c | × | 198 25 |
= | 3267 125 | + | c | × | 198 25 |
661 50 | c | = | 3267 125 | + | 198 25 | c |
661 50 | c | − | 198 25 | c | = | 3267 125 |
53 10 | c | = | 3267 125 |
c | = | 3267 125 | ÷ | 53 10 |
= | 3267 125 | × | 10 53 |
= | 3267 25 | × | 2 53 |
c | = | 6534 1325 |
c | = | 4.931321 |