Finding the Fourth Proportional to 106,997,961.20, 160,446,354.44 and 41,449,799.84
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Solution
The fourth proportional to 106,997,961.20, 160,446,354.44 and 41,449,799.84 is: 62,155,102.78
Step by Step Solution
- Step 1: Write the proportion equation
106,997,961.20 : 160,446,354.44 = 41,449,799.84 : x - Step 2: Convert to fraction form
106,997,961.20/160,446,354.44 = 41,449,799.84/x - Step 3: Cross multiply
106,997,961.20x = 160,446,354.44 × 41,449,799.84 - Step 4: Simplify right side
106,997,961.20x = 6,650,469,275,586,215 - Step 5: Solve for x
x = 6,650,469,275,586,215/106,997,961.20 - Step 6: Final answer
x = 62,155,102.78
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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.