Finding the Fourth Proportional to 327,915,759.24, 491,959,874.14 and 117,847,650.52
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Solution
The fourth proportional to 327,915,759.24, 491,959,874.14 and 117,847,650.52 is: 176,802,467.35
Step by Step Solution
- Step 1: Write the proportion equation
327,915,759.24 : 491,959,874.14 = 117,847,650.52 : x - Step 2: Convert to fraction form
327,915,759.24/491,959,874.14 = 117,847,650.52/x - Step 3: Cross multiply
327,915,759.24x = 491,959,874.14 × 117,847,650.52 - Step 4: Simplify right side
327,915,759.24x = 57,976,315,317,513,904 - Step 5: Solve for x
x = 57,976,315,317,513,904/327,915,759.24 - Step 6: Final answer
x = 176,802,467.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.