Finding the Fourth Proportional to 106,997,850.70, 160,446,190.74 and 41,449,691.76
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Solution
The fourth proportional to 106,997,850.70, 160,446,190.74 and 41,449,691.76 is: 62,154,941.49
Step by Step Solution
- Step 1: Write the proportion equation
106,997,850.70 : 160,446,190.74 = 41,449,691.76 : x - Step 2: Convert to fraction form
106,997,850.70/160,446,190.74 = 41,449,691.76/x - Step 3: Cross multiply
106,997,850.70x = 160,446,190.74 × 41,449,691.76 - Step 4: Simplify right side
106,997,850.70x = 6,650,445,150,239,166 - Step 5: Solve for x
x = 6,650,445,150,239,166/106,997,850.70 - Step 6: Final answer
x = 62,154,941.49
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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.