Finding the Fourth Proportional to 371,074,035.53, 556,126,851.50 and 207,305,176.97
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Solution
The fourth proportional to 371,074,035.53, 556,126,851.50 and 207,305,176.97 is: 310,687,260.03
Step by Step Solution
- Step 1: Write the proportion equation
371,074,035.53 : 556,126,851.50 = 207,305,176.97 : x - Step 2: Convert to fraction form
371,074,035.53/556,126,851.50 = 207,305,176.97/x - Step 3: Cross multiply
371,074,035.53x = 556,126,851.50 × 207,305,176.97 - Step 4: Simplify right side
371,074,035.53x = 115,287,975,369,107,584 - Step 5: Solve for x
x = 115,287,975,369,107,584/371,074,035.53 - Step 6: Final answer
x = 310,687,260.03
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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.