Finding the Fourth Proportional to 284,177,515.20, 426,266,272.80 and 284,177,515.20
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Solution
The fourth proportional to 284,177,515.20, 426,266,272.80 and 284,177,515.20 is: 426,266,272.80
Step by Step Solution
- Step 1: Write the proportion equation
284,177,515.20 : 426,266,272.80 = 284,177,515.20 : x - Step 2: Convert to fraction form
284,177,515.20/426,266,272.80 = 284,177,515.20/x - Step 3: Cross multiply
284,177,515.20x = 426,266,272.80 × 284,177,515.20 - Step 4: Simplify right side
284,177,515.20x = 121,135,290,217,869,344 - Step 5: Solve for x
x = 121,135,290,217,869,344/284,177,515.20 - Step 6: Final answer
x = 426,266,272.80
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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.