The economic importance of Russia has been *completely* exaggerated (by lobbyists, shady journalists etc).
Just for your info:
Russia is Germany's 11th largest trade partner, behind Belgium and Poland.
www.destatis.de/DE/ZahlenFakten/GesamtwirtschaftUmwelt/Aussenhandel/Handelspartner/Tabellen/RangfolgeHandelspartner.pdf
Russia is France's 10th largest trade partner, behind Belgium and Switzerland.
Les 10 premiers partenaires commerciaux de la France
Russia is the UK's ~13th trade partner (12th for export and 14th for import), behind Sweden and Ireland.
www.ons.gov.uk/ons/dcp171778_327089.pdf
Furthermore, Russia has a small consumer market, smaller than Italy.
For comparison, in 2012:
Russia had a 1 trillion USD consumer market.
Italy had a 1.2 trillion USD consumer market.
USA had a 11 trillion USD consumer market.
Germany had a 2.6 trillion USD consumer market.
France had a 2.1 trillion USD consumer market.
Switzerland had a 362 billion USD consumer market.
China had a 2.9 trillion USD consumer market.
United Nations Statistics Division - National Accounts
Russia's consumer market = less than 3 times the consumer market of Switzerland with it's 7 million people.