By Karlee Weinmann (April 17, 2013, 1:26 PM EDT) -- Broadband and cable provider Liberty Global Inc. is mulling a big-ticket buyout of Kabel Deutschland Holding AG, Germany's biggest cable provider, sources told Bloomberg on Wednesday. Based on its current share price, the German company is worth roughly $8.5 billion. A deal would combine Kabel Deutschland with Liberty's existing operations in the country, including the No. 2 cable company in the market. The purchase would more than double Liberty's existing subscriber base in Germany, peppering in 8.5 million more customers. Through the prospective transaction, Liberty and Kabel Deutschland would be better set up to compete with rival Deutsche Telekom AG, which has made moves to improve and flesh out its broadband offerings. To win over Kabel Deutschland, a Liberty bid would need to best an offer from Vodafone Group PLC, which is also reportedly in the hunt for the company....