Finding the Fourth Proportional to 81,534,864.11, 122,302,295.96 and 29,723,352.42
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Solution
The fourth proportional to 81,534,864.11, 122,302,295.96 and 29,723,352.42 is: 44,585,028.56
Step by Step Solution
- Step 1: Write the proportion equation
81,534,864.11 : 122,302,295.96 = 29,723,352.42 : x - Step 2: Convert to fraction form
81,534,864.11/122,302,295.96 = 29,723,352.42/x - Step 3: Cross multiply
81,534,864.11x = 122,302,295.96 × 29,723,352.42 - Step 4: Simplify right side
81,534,864.11x = 3,635,234,244,445,605.50 - Step 5: Solve for x
x = 3,635,234,244,445,605.50/81,534,864.11 - Step 6: Final answer
x = 44,585,028.56
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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.