Finding the Fourth Proportional to 442,894,520.02, 611,182,591.66 and 244,651,748.09
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Solution
The fourth proportional to 442,894,520.02, 611,182,591.66 and 244,651,748.09 is: 337,612,868.74
Step by Step Solution
- Step 1: Write the proportion equation
442,894,520.02 : 611,182,591.66 = 244,651,748.09 : x - Step 2: Convert to fraction form
442,894,520.02/611,182,591.66 = 244,651,748.09/x - Step 3: Cross multiply
442,894,520.02x = 611,182,591.66 × 244,651,748.09 - Step 4: Simplify right side
442,894,520.02x = 149,526,889,451,795,648 - Step 5: Solve for x
x = 149,526,889,451,795,648/442,894,520.02 - Step 6: Final answer
x = 337,612,868.74
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.