Home / 140,859,008.10-211,288,512.15-100,044,339.30

Finding the Fourth Proportional to 140,859,008.10, 211,288,512.15 and 100,044,339.30

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Solution

The fourth proportional to 140,859,008.10, 211,288,512.15 and 100,044,339.30 is: 150,066,508.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,859,008.10 : 211,288,512.15 = 100,044,339.30 : x
  2. Step 2: Convert to fraction form
    140,859,008.10/211,288,512.15 = 100,044,339.30/x
  3. Step 3: Cross multiply
    140,859,008.10x = 211,288,512.15 × 100,044,339.30
  4. Step 4: Simplify right side
    140,859,008.10x = 21,138,219,599,726,772
  5. Step 5: Solve for x
    x = 21,138,219,599,726,772/140,859,008.10
  6. Step 6: Final answer
    x = 150,066,508.95

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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.