Finding the Fourth Proportional to 75,545,926.20, 113,150,927.70 and 58,451,167.80
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Solution
The fourth proportional to 75,545,926.20, 113,150,927.70 and 58,451,167.80 is: 87,546,796.95
Step by Step Solution
- Step 1: Write the proportion equation
75,545,926.20 : 113,150,927.70 = 58,451,167.80 : x - Step 2: Convert to fraction form
75,545,926.20/113,150,927.70 = 58,451,167.80/x - Step 3: Cross multiply
75,545,926.20x = 113,150,927.70 × 58,451,167.80 - Step 4: Simplify right side
75,545,926.20x = 6,613,803,861,718,368 - Step 5: Solve for x
x = 6,613,803,861,718,368/75,545,926.20 - Step 6: Final answer
x = 87,546,796.95
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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.