How to Use "fourfold" with Example Sentences

1. Five years later , travel spending had increased fourfold .

2. Beef production has fallen nearly fourfold .

3. Lynas shares have risen fourfold since china announced the quota cuts in july 2010 .

4. Oil now accounts for 12 % of brazil 's gdp , a fourfold increase since 1997 .

5. Hedge funds now manage $ 2.2 trillion in assets , up fourfold since 2000 .