Finding the Fourth Proportional to 115,698,625.14, 159,663,664.70 and 63,488,534.52
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Solution
The fourth proportional to 115,698,625.14, 159,663,664.70 and 63,488,534.52 is: 87,613,937.29
Step by Step Solution
- Step 1: Write the proportion equation
115,698,625.14 : 159,663,664.70 = 63,488,534.52 : x - Step 2: Convert to fraction form
115,698,625.14/159,663,664.70 = 63,488,534.52/x - Step 3: Cross multiply
115,698,625.14x = 159,663,664.70 × 63,488,534.52 - Step 4: Simplify right side
115,698,625.14x = 10,136,812,087,895,656 - Step 5: Solve for x
x = 10,136,812,087,895,656/115,698,625.14 - Step 6: Final answer
x = 87,613,937.29
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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.