Finding the Fourth Proportional to 202,825,847.09, 279,906,004.94 and 114,718,120.68
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Solution
The fourth proportional to 202,825,847.09, 279,906,004.94 and 114,718,120.68 is: 158,314,590.15
Step by Step Solution
- Step 1: Write the proportion equation
202,825,847.09 : 279,906,004.94 = 114,718,120.68 : x - Step 2: Convert to fraction form
202,825,847.09/279,906,004.94 = 114,718,120.68/x - Step 3: Cross multiply
202,825,847.09x = 279,906,004.94 × 114,718,120.68 - Step 4: Simplify right side
202,825,847.09x = 32,110,290,853,190,008 - Step 5: Solve for x
x = 32,110,290,853,190,008/202,825,847.09 - Step 6: Final answer
x = 158,314,590.15
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.