Finding the Fourth Proportional to 118,098,351.20, 177,147,526.80 and 32,997,807.20
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Solution
The fourth proportional to 118,098,351.20, 177,147,526.80 and 32,997,807.20 is: 49,496,710.80
Step by Step Solution
- Step 1: Write the proportion equation
118,098,351.20 : 177,147,526.80 = 32,997,807.20 : x - Step 2: Convert to fraction form
118,098,351.20/177,147,526.80 = 32,997,807.20/x - Step 3: Cross multiply
118,098,351.20x = 177,147,526.80 × 32,997,807.20 - Step 4: Simplify right side
118,098,351.20x = 5,845,479,935,303,233 - Step 5: Solve for x
x = 5,845,479,935,303,233/118,098,351.20 - Step 6: Final answer
x = 49,496,710.80
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Similar ratio
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1.5x scale
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.