Finding the Fourth Proportional to 372,051,575.46, 513,427,099.48 and 204,784,260.48
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Solution
The fourth proportional to 372,051,575.46, 513,427,099.48 and 204,784,260.48 is: 282,600,036.69
Step by Step Solution
- Step 1: Write the proportion equation
372,051,575.46 : 513,427,099.48 = 204,784,260.48 : x - Step 2: Convert to fraction form
372,051,575.46/513,427,099.48 = 204,784,260.48/x - Step 3: Cross multiply
372,051,575.46x = 513,427,099.48 × 204,784,260.48 - Step 4: Simplify right side
372,051,575.46x = 105,141,788,876,891,232 - Step 5: Solve for x
x = 105,141,788,876,891,232/372,051,575.46 - Step 6: Final answer
x = 282,600,036.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.