Latvia is about 478 times bigger than Christmas Island.

Christmas Island is approximately 135 sq km, while Latvia is approximately 64,589 sq km, making Latvia 47,744% larger than Christmas Island. Meanwhile, the population of Christmas Island is ~2,205 people (1.8 million more people live in Latvia).
Tip: This to-scale comparison of Christmas Island vs. Latvia uses the Mercator projection, which distorts the size of regions near the poles.