Finding the Fourth Proportional to 73,721,125.10, 110,665,668.45 and 43,446,046.70
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Solution
The fourth proportional to 73,721,125.10, 110,665,668.45 and 43,446,046.70 is: 65,218,562.43
Step by Step Solution
- Step 1: Write the proportion equation
73,721,125.10 : 110,665,668.45 = 43,446,046.70 : x - Step 2: Convert to fraction form
73,721,125.10/110,665,668.45 = 43,446,046.70/x - Step 3: Cross multiply
73,721,125.10x = 110,665,668.45 × 43,446,046.70 - Step 4: Simplify right side
73,721,125.10x = 4,807,985,799,565,417 - Step 5: Solve for x
x = 4,807,985,799,565,417/73,721,125.10 - Step 6: Final answer
x = 65,218,562.43
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.