Nebraska is about 180 times bigger than Hong Kong.

Hong Kong is approximately 1,108 sq km, while Nebraska is approximately 199,099 sq km, making Nebraska 17,869% larger than Hong Kong. Meanwhile, the population of Hong Kong is ~7.3 million people (5.5 million fewer people live in Nebraska).
Tip: This to-scale comparison of Hong Kong vs. Nebraska uses the Mercator projection, which distorts the size of regions near the poles.