Finding the Fourth Proportional to 863,176,850.24, 1,294,208,589.02 and 338,598,956.49
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Solution
The fourth proportional to 863,176,850.24, 1,294,208,589.02 and 338,598,956.49 is: 507,680,063.02
Step by Step Solution
- Step 1: Write the proportion equation
863,176,850.24 : 1,294,208,589.02 = 338,598,956.49 : x - Step 2: Convert to fraction form
863,176,850.24/1,294,208,589.02 = 338,598,956.49/x - Step 3: Cross multiply
863,176,850.24x = 1,294,208,589.02 × 338,598,956.49 - Step 4: Simplify right side
863,176,850.24x = 438,217,677,720,874,304 - Step 5: Solve for x
x = 438,217,677,720,874,304/863,176,850.24 - Step 6: Final answer
x = 507,680,063.02
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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.