Home / 157,446,520.20-236,169,780.30-100,192,609.80

Finding the Fourth Proportional to 157,446,520.20, 236,169,780.30 and 100,192,609.80

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Solution

The fourth proportional to 157,446,520.20, 236,169,780.30 and 100,192,609.80 is: 150,288,914.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,446,520.20 : 236,169,780.30 = 100,192,609.80 : x
  2. Step 2: Convert to fraction form
    157,446,520.20/236,169,780.30 = 100,192,609.80/x
  3. Step 3: Cross multiply
    157,446,520.20x = 236,169,780.30 × 100,192,609.80
  4. Step 4: Simplify right side
    157,446,520.20x = 23,662,466,644,149,628
  5. Step 5: Solve for x
    x = 23,662,466,644,149,628/157,446,520.20
  6. Step 6: Final answer
    x = 150,288,914.70

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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.