Home / 400,132,896.48-600,115,363.92-112,851,375.84

Finding the Fourth Proportional to 400,132,896.48, 600,115,363.92 and 112,851,375.84

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Solution

The fourth proportional to 400,132,896.48, 600,115,363.92 and 112,851,375.84 is: 169,253,378.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,132,896.48 : 600,115,363.92 = 112,851,375.84 : x
  2. Step 2: Convert to fraction form
    400,132,896.48/600,115,363.92 = 112,851,375.84/x
  3. Step 3: Cross multiply
    400,132,896.48x = 600,115,363.92 × 112,851,375.84
  4. Step 4: Simplify right side
    400,132,896.48x = 67,723,844,481,094,296
  5. Step 5: Solve for x
    x = 67,723,844,481,094,296/400,132,896.48
  6. Step 6: Final answer
    x = 169,253,378.26

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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.