Finding the Fourth Proportional to 67,253,288.80, 100,667,356.80 and 48,121,412.80
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Solution
The fourth proportional to 67,253,288.80, 100,667,356.80 and 48,121,412.80 is: 72,030,015.46
Step by Step Solution
- Step 1: Write the proportion equation
67,253,288.80 : 100,667,356.80 = 48,121,412.80 : x - Step 2: Convert to fraction form
67,253,288.80/100,667,356.80 = 48,121,412.80/x - Step 3: Cross multiply
67,253,288.80x = 100,667,356.80 × 48,121,412.80 - Step 4: Simplify right side
67,253,288.80x = 4,844,255,432,057,687 - Step 5: Solve for x
x = 4,844,255,432,057,687/67,253,288.80 - Step 6: Final answer
x = 72,030,015.46
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.