Home / 356,349,155.48-533,834,265.40-200,429,223.27

Finding the Fourth Proportional to 356,349,155.48, 533,834,265.40 and 200,429,223.27

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Solution

The fourth proportional to 356,349,155.48, 533,834,265.40 and 200,429,223.27 is: 300,256,042.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,349,155.48 : 533,834,265.40 = 200,429,223.27 : x
  2. Step 2: Convert to fraction form
    356,349,155.48/533,834,265.40 = 200,429,223.27/x
  3. Step 3: Cross multiply
    356,349,155.48x = 533,834,265.40 × 200,429,223.27
  4. Step 4: Simplify right side
    356,349,155.48x = 106,995,987,166,363,856
  5. Step 5: Solve for x
    x = 106,995,987,166,363,856/356,349,155.48
  6. Step 6: Final answer
    x = 300,256,042.48

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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.