Finding the Fourth Proportional to 187,029,096.30, 280,550,059.65 and 57,635,678.70
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Solution
The fourth proportional to 187,029,096.30, 280,550,059.65 and 57,635,678.70 is: 86,455,494.99
Step by Step Solution
- Step 1: Write the proportion equation
187,029,096.30 : 280,550,059.65 = 57,635,678.70 : x - Step 2: Convert to fraction form
187,029,096.30/280,550,059.65 = 57,635,678.70/x - Step 3: Cross multiply
187,029,096.30x = 280,550,059.65 × 57,635,678.70 - Step 4: Simplify right side
187,029,096.30x = 16,169,693,097,253,234 - Step 5: Solve for x
x = 16,169,693,097,253,234/187,029,096.30 - Step 6: Final answer
x = 86,455,494.99
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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.