Finding the Fourth Proportional to 79,001,391.76, 109,017,535.56 and 44,187,356.08
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Solution
The fourth proportional to 79,001,391.76, 109,017,535.56 and 44,187,356.08 is: 60,976,098.72
Step by Step Solution
- Step 1: Write the proportion equation
79,001,391.76 : 109,017,535.56 = 44,187,356.08 : x - Step 2: Convert to fraction form
79,001,391.76/109,017,535.56 = 44,187,356.08/x - Step 3: Cross multiply
79,001,391.76x = 109,017,535.56 × 44,187,356.08 - Step 4: Simplify right side
79,001,391.76x = 4,817,196,662,753,782 - Step 5: Solve for x
x = 4,817,196,662,753,782/79,001,391.76 - Step 6: Final answer
x = 60,976,098.72
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.