Finding the Fourth Proportional to 88,234,676.75, 132,096,431.05 and 66,466,732.08
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Solution
The fourth proportional to 88,234,676.75, 132,096,431.05 and 66,466,732.08 is: 99,507,567.94
Step by Step Solution
- Step 1: Write the proportion equation
88,234,676.75 : 132,096,431.05 = 66,466,732.08 : x - Step 2: Convert to fraction form
88,234,676.75/132,096,431.05 = 66,466,732.08/x - Step 3: Cross multiply
88,234,676.75x = 132,096,431.05 × 66,466,732.08 - Step 4: Simplify right side
88,234,676.75x = 8,780,018,091,324,543 - Step 5: Solve for x
x = 8,780,018,091,324,543/88,234,676.75 - Step 6: Final answer
x = 99,507,567.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.