Sri Lanka is about 2.7 times smaller than Missouri.

Missouri is approximately 178,414 sq km, while Sri Lanka is approximately 65,610 sq km, making Sri Lanka 36.77% the size of Missouri. Meanwhile, the population of Missouri is ~6.0 million people (17.2 million more people live in Sri Lanka).
This to-scale comparison of Missouri vs. Sri Lanka uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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