Texas is about 3.3 times bigger than Belarus.

Belarus is approximately 207,600 sq km, while Texas is approximately 678,052 sq km, making Texas 227% larger than Belarus. Meanwhile, the population of Belarus is ~9.4 million people (15.7 million more people live in Texas).
Tip: This to-scale comparison of Belarus vs. Texas uses the Mercator projection, which distorts the size of regions near the poles.