Arkansas (USA) is 2,000 times larger than Arlington County, Virginia.
Arkansas is a state located in the Southern region of the United States. Its name is of Siouan derivation, denoting the Quapaw Indians. The state's diverse geography ranges from the mountainous regions of the Ozark and the Ouachita Mountains, which make up the U.S. Wikipedia
Area: 67 km2 calculated
Arlington County is a county in the Commonwealth of Virginia. It is coterminous with the U.S. Census Bureau-designated place of Arlington, which is the second-largest principal city of the Washington, D.C. metropolitan area. Wikipedia