Finding the Fourth Proportional to 49,854,318.32, 68,810,438.42 and 29,234,407.52
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Solution
The fourth proportional to 49,854,318.32, 68,810,438.42 and 29,234,407.52 is: 40,350,213.71
Step by Step Solution
- Step 1: Write the proportion equation
49,854,318.32 : 68,810,438.42 = 29,234,407.52 : x - Step 2: Convert to fraction form
49,854,318.32/68,810,438.42 = 29,234,407.52/x - Step 3: Cross multiply
49,854,318.32x = 68,810,438.42 × 29,234,407.52 - Step 4: Simplify right side
49,854,318.32x = 2,011,632,398,535,628.25 - Step 5: Solve for x
x = 2,011,632,398,535,628.25/49,854,318.32 - Step 6: Final answer
x = 40,350,213.71
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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.