Home / 547,243,472.33-755,196,720.06-296,348,296.73

Finding the Fourth Proportional to 547,243,472.33, 755,196,720.06 and 296,348,296.73

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Solution

The fourth proportional to 547,243,472.33, 755,196,720.06 and 296,348,296.73 is: 408,961,043.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,243,472.33 : 755,196,720.06 = 296,348,296.73 : x
  2. Step 2: Convert to fraction form
    547,243,472.33/755,196,720.06 = 296,348,296.73/x
  3. Step 3: Cross multiply
    547,243,472.33x = 755,196,720.06 × 296,348,296.73
  4. Step 4: Simplify right side
    547,243,472.33x = 223,801,261,690,797,664
  5. Step 5: Solve for x
    x = 223,801,261,690,797,664/547,243,472.33
  6. Step 6: Final answer
    x = 408,961,043.86

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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.