Russia is 6.8 times larger than Western Australia (Australia).
Area: 17,098,242 km2 World Factbook
Population: 142,470,272 (July 2014) World Factbook
Russia or, also officially known as the Russian Federation, is a country situated in northern Eurasia. It is a federal semi-presidential republic. Wikipedia
Western Australia is a state occupying the entire western third of Australia. It is bounded by the Indian Ocean to the north and west, the Great Australian Bight and Southern Ocean to the south, the Northern Territory to the north-east and South Australia to the south-east. Wikipedia