Providence is about 12 times smaller than Columbus.

Columbus is approximately 574 sq km, while Providence is approximately 48 sq km, making Providence 8.31% the size of Columbus.
Tip: This to-scale comparison of Columbus vs. Providence uses the Mercator projection, which distorts the size of regions near the poles.
Our free app, MapSize by MyLifeElsewhere — compare any two places, to scale on your mobile device.