| Answer | Crossword Clue |
|---|---|
| INDONESIA | World's fourth-most populous country |
| PRC | World's most populous country, initially |
| PERTH | Australia's fourth-most populous city |
| OAHU | Fourth most populous U.S. island |
| HOUSTON | Fourth-most populous U.S. city |
| FLA | Fourth-most populous state, just after N.Y. |
