Finding the Fourth Proportional to 602,146,839.75, 903,263,791.91 and 252,040,795.49
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Solution
The fourth proportional to 602,146,839.75, 903,263,791.91 and 252,040,795.49 is: 378,079,414.55
Step by Step Solution
- Step 1: Write the proportion equation
602,146,839.75 : 903,263,791.91 = 252,040,795.49 : x - Step 2: Convert to fraction form
602,146,839.75/903,263,791.91 = 252,040,795.49/x - Step 3: Cross multiply
602,146,839.75x = 903,263,791.91 × 252,040,795.49 - Step 4: Simplify right side
602,146,839.75x = 227,659,324,644,533,696 - Step 5: Solve for x
x = 227,659,324,644,533,696/602,146,839.75 - Step 6: Final answer
x = 378,079,414.55
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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.