Home / 400,375,838.10-552,541,424.04-224,162,291.82

Finding the Fourth Proportional to 400,375,838.10, 552,541,424.04 and 224,162,291.82

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Solution

The fourth proportional to 400,375,838.10, 552,541,424.04 and 224,162,291.82 is: 309,356,709.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,375,838.10 : 552,541,424.04 = 224,162,291.82 : x
  2. Step 2: Convert to fraction form
    400,375,838.10/552,541,424.04 = 224,162,291.82/x
  3. Step 3: Cross multiply
    400,375,838.10x = 552,541,424.04 × 224,162,291.82
  4. Step 4: Simplify right side
    400,375,838.10x = 123,858,951,938,292,832
  5. Step 5: Solve for x
    x = 123,858,951,938,292,832/400,375,838.10
  6. Step 6: Final answer
    x = 309,356,709.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.