Home / 266,755,265.32-400,076,910.78-75,234,251.56

Finding the Fourth Proportional to 266,755,265.32, 400,076,910.78 and 75,234,251.56

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Solution

The fourth proportional to 266,755,265.32, 400,076,910.78 and 75,234,251.56 is: 112,835,587.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,755,265.32 : 400,076,910.78 = 75,234,251.56 : x
  2. Step 2: Convert to fraction form
    266,755,265.32/400,076,910.78 = 75,234,251.56/x
  3. Step 3: Cross multiply
    266,755,265.32x = 400,076,910.78 × 75,234,251.56
  4. Step 4: Simplify right side
    266,755,265.32x = 30,099,486,948,970,196
  5. Step 5: Solve for x
    x = 30,099,486,948,970,196/266,755,265.32
  6. Step 6: Final answer
    x = 112,835,587.00

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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.