Finding the Fourth Proportional to 84,156,663.98, 116,135,067.28 and 46,987,515.14
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Solution
The fourth proportional to 84,156,663.98, 116,135,067.28 and 46,987,515.14 is: 64,842,140.53
Step by Step Solution
- Step 1: Write the proportion equation
84,156,663.98 : 116,135,067.28 = 46,987,515.14 : x - Step 2: Convert to fraction form
84,156,663.98/116,135,067.28 = 46,987,515.14/x - Step 3: Cross multiply
84,156,663.98x = 116,135,067.28 × 46,987,515.14 - Step 4: Simplify right side
84,156,663.98x = 5,456,898,232,103,919 - Step 5: Solve for x
x = 5,456,898,232,103,919/84,156,663.98 - Step 6: Final answer
x = 64,842,140.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.