While revenue and profit missed the forecasts of Wall Street analysts, many investors had been bracing for a weaker report, said BGC Financial analyst Colin Gillis. The company has faced challenges in mobile advertising and is running up more expenses as it invests in new businesses. Analysts on average had expected revenue of $17.5 billion, according to Thomson Reuters I/B/E/S. The rising dollar took a toll on results at Google, which generates about half of its revenue overseas.