Finding the Fourth Proportional to 106,240,464.68, 146,612,144.88 and 61,595,113.10
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Solution
The fourth proportional to 106,240,464.68, 146,612,144.88 and 61,595,113.10 is: 85,001,432.11
Step by Step Solution
- Step 1: Write the proportion equation
106,240,464.68 : 146,612,144.88 = 61,595,113.10 : x - Step 2: Convert to fraction form
106,240,464.68/146,612,144.88 = 61,595,113.10/x - Step 3: Cross multiply
106,240,464.68x = 146,612,144.88 × 61,595,113.10 - Step 4: Simplify right side
106,240,464.68x = 9,030,591,644,984,124 - Step 5: Solve for x
x = 9,030,591,644,984,124/106,240,464.68 - Step 6: Final answer
x = 85,001,432.11
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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.