Finding the Fourth Proportional to 397,468,744.52, 596,267,827.72 and 117,377,989.97
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Solution
The fourth proportional to 397,468,744.52, 596,267,827.72 and 117,377,989.97 is: 176,086,094.98
Step by Step Solution
- Step 1: Write the proportion equation
397,468,744.52 : 596,267,827.72 = 117,377,989.97 : x - Step 2: Convert to fraction form
397,468,744.52/596,267,827.72 = 117,377,989.97/x - Step 3: Cross multiply
397,468,744.52x = 596,267,827.72 × 117,377,989.97 - Step 4: Simplify right side
397,468,744.52x = 69,988,719,098,277,064 - Step 5: Solve for x
x = 69,988,719,098,277,064/397,468,744.52 - Step 6: Final answer
x = 176,086,094.98
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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.