Finding the Fourth Proportional to 49,656,229.56, 68,515,326.90 and 29,025,685.08
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Solution
The fourth proportional to 49,656,229.56, 68,515,326.90 and 29,025,685.08 is: 40,049,442.32
Step by Step Solution
- Step 1: Write the proportion equation
49,656,229.56 : 68,515,326.90 = 29,025,685.08 : x - Step 2: Convert to fraction form
49,656,229.56/68,515,326.90 = 29,025,685.08/x - Step 3: Cross multiply
49,656,229.56x = 68,515,326.90 × 29,025,685.08 - Step 4: Simplify right side
49,656,229.56x = 1,988,704,301,752,652.75 - Step 5: Solve for x
x = 1,988,704,301,752,652.75/49,656,229.56 - Step 6: Final answer
x = 40,049,442.32
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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.