| ( | 61226 25 | + | 80 | + | 7587 100 | + | 1 100 | V | + | 10989 100 | + | 1 5000 | V | ) | × | 3 50 | = | 0 |
| 方程左边 = | 61226 25 | × | 3 50 | + | 80 | × | 3 50 | + | 7587 100 | × | 3 50 | + | 1 100 | V | × | 3 50 | + | 10989 100 | × | 3 50 | + | 1 5000 |
| = | 91839 625 | + | 24 5 | + | 22761 5000 | + | 3 5000 | V | + | 32967 5000 | + | 3 250000 | V |
| = | 20361 125 | + | 153 250000 | V |
20361 125 | + | 153 250000 | V | = | 0 |
153 250000 | V | = | 0 | − | 20361 125 |
153 250000 | V | = | - | 20361 125 |
| V | = | - | 20361 125 | ÷ | 153 250000 |
| = | - | 20361 125 | × | 250000 153 |
| = | - | 6787 | × | 2000 51 |
| V | = | - | 13574000 51 |
| V | = | - 266156.862745 |