Ranking
| Rank | Participant | Result | Notes |
|---|---|---|---|
|
G
|
47.19 | Olympic record | |
|
S
|
47.23 | ||
|
B
|
47.56 | ||
| 4. | 47.94 | ||
| 5. | 48.04 | ||
| 6. | 48.69 | ||
| 7. | 48.76 | ||
| 8. | 48.78 |
