Finding the Fourth Proportional to 50,857,869.74, 70,183,350.52 and 27,652,997.84
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Solution
The fourth proportional to 50,857,869.74, 70,183,350.52 and 27,652,997.84 is: 38,160,859.86
Step by Step Solution
- Step 1: Write the proportion equation
50,857,869.74 : 70,183,350.52 = 27,652,997.84 : x - Step 2: Convert to fraction form
50,857,869.74/70,183,350.52 = 27,652,997.84/x - Step 3: Cross multiply
50,857,869.74x = 70,183,350.52 × 27,652,997.84 - Step 4: Simplify right side
50,857,869.74x = 1,940,780,039,913,473.75 - Step 5: Solve for x
x = 1,940,780,039,913,473.75/50,857,869.74 - Step 6: Final answer
x = 38,160,859.86
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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.