Finding the Fourth Proportional to 106,997,960.45, 160,446,353.31 and 41,449,799.09
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Solution
The fourth proportional to 106,997,960.45, 160,446,353.31 and 41,449,799.09 is: 62,155,101.66
Step by Step Solution
- Step 1: Write the proportion equation
106,997,960.45 : 160,446,353.31 = 41,449,799.09 : x - Step 2: Convert to fraction form
106,997,960.45/160,446,353.31 = 41,449,799.09/x - Step 3: Cross multiply
106,997,960.45x = 160,446,353.31 × 41,449,799.09 - Step 4: Simplify right side
106,997,960.45x = 6,650,469,108,620,425 - Step 5: Solve for x
x = 6,650,469,108,620,425/106,997,960.45 - Step 6: Final answer
x = 62,155,101.66
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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.