Finding the Fourth Proportional to 44,287,793.70, 66,431,690.55 and 38,229,366.30
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Solution
The fourth proportional to 44,287,793.70, 66,431,690.55 and 38,229,366.30 is: 57,344,049.45
Step by Step Solution
- Step 1: Write the proportion equation
44,287,793.70 : 66,431,690.55 = 38,229,366.30 : x - Step 2: Convert to fraction form
44,287,793.70/66,431,690.55 = 38,229,366.30/x - Step 3: Cross multiply
44,287,793.70x = 66,431,690.55 × 38,229,366.30 - Step 4: Simplify right side
44,287,793.70x = 2,539,641,431,964,198 - Step 5: Solve for x
x = 2,539,641,431,964,198/44,287,793.70 - Step 6: Final answer
x = 57,344,049.45
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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.