Home / 754,919,972.70-1,131,853,505.19-334,512,691.44

Finding the Fourth Proportional to 754,919,972.70, 1,131,853,505.19 and 334,512,691.44

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Solution

The fourth proportional to 754,919,972.70, 1,131,853,505.19 and 334,512,691.44 is: 501,535,760.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,919,972.70 : 1,131,853,505.19 = 334,512,691.44 : x
  2. Step 2: Convert to fraction form
    754,919,972.70/1,131,853,505.19 = 334,512,691.44/x
  3. Step 3: Cross multiply
    754,919,972.70x = 1,131,853,505.19 × 334,512,691.44
  4. Step 4: Simplify right side
    754,919,972.70x = 378,619,362,336,904,896
  5. Step 5: Solve for x
    x = 378,619,362,336,904,896/754,919,972.70
  6. Step 6: Final answer
    x = 501,535,760.12

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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.