Finding the Fourth Proportional to 155,038,314.26, 232,545,267.88 and 67,597,767.74
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Solution
The fourth proportional to 155,038,314.26, 232,545,267.88 and 67,597,767.74 is: 101,391,330.79
Step by Step Solution
- Step 1: Write the proportion equation
155,038,314.26 : 232,545,267.88 = 67,597,767.74 : x - Step 2: Convert to fraction form
155,038,314.26/232,545,267.88 = 67,597,767.74/x - Step 3: Cross multiply
155,038,314.26x = 232,545,267.88 × 67,597,767.74 - Step 4: Simplify right side
155,038,314.26x = 15,719,541,006,850,332 - Step 5: Solve for x
x = 15,719,541,006,850,332/155,038,314.26 - Step 6: Final answer
x = 101,391,330.79
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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.