Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| 1st throw | 2nd throw | 3rd throw | Equation | Result |
| --- | --- | --- | --- | --- |
| 9.0 | 9.0 | not 9 | 10 times 9 | 90.0 |
| 9.0 | 1.0 | not 9 | 10 times 1 | 10.0 |
| 8.0 | 4.0 | not 8 | (10 times 8) + 4 | 84.0 |
| 1.0 | 3.0 | not 1 | (10 times 1) + 3 | 13.0 |
| 7.0 | 8.0 | 7 | 7 = 7, gives 8 | 8.0 |
| 4.0 | 4.0 | 4 | all equal | 0.0 |
Question:
If the equation is all equal, what is the 3rd throw?
Answer:
4.0