Finding the Fourth Proportional to 121,695,342.19, 182,541,418.78 and 29,578,812.65
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Solution
The fourth proportional to 121,695,342.19, 182,541,418.78 and 29,578,812.65 is: 44,367,831.42
Step by Step Solution
- Step 1: Write the proportion equation
121,695,342.19 : 182,541,418.78 = 29,578,812.65 : x - Step 2: Convert to fraction form
121,695,342.19/182,541,418.78 = 29,578,812.65/x - Step 3: Cross multiply
121,695,342.19x = 182,541,418.78 × 29,578,812.65 - Step 4: Simplify right side
121,695,342.19x = 5,399,358,426,958,811 - Step 5: Solve for x
x = 5,399,358,426,958,811/121,695,342.19 - Step 6: Final answer
x = 44,367,831.42
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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.