Australian Capital Territory (Australia) is 23 times larger than Rancho Cucamonga, California.
Australian Capital Territory is a territory in the south east of Australia, enclaved within New South Wales. It is the smaller of the two self-governing internal territories in Australia. The only city and by far the most populous community is Canberra, the capital city of Australia. Wikipedia
Area: 104 km2 calculated
Rancho Cucamonga is a suburban city in San Bernardino County, California. As of 2014, Rancho Cucamonga's population was 165,775 people.Since 2000, it has had a population growth of 29.53 percent. L. Dennis Michael was elected as the city's mayor on November 2, 2010. Wikipedia