Finding the Fourth Proportional to 79,827,159.20, 119,740,738.80 and 62,608,470.80
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Solution
The fourth proportional to 79,827,159.20, 119,740,738.80 and 62,608,470.80 is: 93,912,706.20
Step by Step Solution
- Step 1: Write the proportion equation
79,827,159.20 : 119,740,738.80 = 62,608,470.80 : x - Step 2: Convert to fraction form
79,827,159.20/119,740,738.80 = 62,608,470.80/x - Step 3: Cross multiply
79,827,159.20x = 119,740,738.80 × 62,608,470.80 - Step 4: Simplify right side
79,827,159.20x = 7,496,784,548,730,226 - Step 5: Solve for x
x = 7,496,784,548,730,226/79,827,159.20 - Step 6: Final answer
x = 93,912,706.20
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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.