Finding the Fourth Proportional to 106,375,415.20, 159,563,122.80 and 41,657,711.20
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Solution
The fourth proportional to 106,375,415.20, 159,563,122.80 and 41,657,711.20 is: 62,486,566.80
Step by Step Solution
- Step 1: Write the proportion equation
106,375,415.20 : 159,563,122.80 = 41,657,711.20 : x - Step 2: Convert to fraction form
106,375,415.20/159,563,122.80 = 41,657,711.20/x - Step 3: Cross multiply
106,375,415.20x = 159,563,122.80 × 41,657,711.20 - Step 4: Simplify right side
106,375,415.20x = 6,647,034,487,772,536 - Step 5: Solve for x
x = 6,647,034,487,772,536/106,375,415.20 - Step 6: Final answer
x = 62,486,566.80
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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.