Finding the Fourth Proportional to 131,872,462.29, 181,995,177.14 and 73,154,046.48
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Solution
The fourth proportional to 131,872,462.29, 181,995,177.14 and 73,154,046.48 is: 100,958,785.60
Step by Step Solution
- Step 1: Write the proportion equation
131,872,462.29 : 181,995,177.14 = 73,154,046.48 : x - Step 2: Convert to fraction form
131,872,462.29/181,995,177.14 = 73,154,046.48/x - Step 3: Cross multiply
131,872,462.29x = 181,995,177.14 × 73,154,046.48 - Step 4: Simplify right side
131,872,462.29x = 13,313,683,646,861,466 - Step 5: Solve for x
x = 13,313,683,646,861,466/131,872,462.29 - Step 6: Final answer
x = 100,958,785.60
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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.