Home / 356,349,165.52-533,834,280.36-200,429,233.28

Finding the Fourth Proportional to 356,349,165.52, 533,834,280.36 and 200,429,233.28

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Solution

The fourth proportional to 356,349,165.52, 533,834,280.36 and 200,429,233.28 is: 300,256,057.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,349,165.52 : 533,834,280.36 = 200,429,233.28 : x
  2. Step 2: Convert to fraction form
    356,349,165.52/533,834,280.36 = 200,429,233.28/x
  3. Step 3: Cross multiply
    356,349,165.52x = 533,834,280.36 × 200,429,233.28
  4. Step 4: Simplify right side
    356,349,165.52x = 106,995,995,511,135,360
  5. Step 5: Solve for x
    x = 106,995,995,511,135,360/356,349,165.52
  6. Step 6: Final answer
    x = 300,256,057.44

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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.