Home / 157,763,251.20-236,644,876.80-89,738,803.20

Finding the Fourth Proportional to 157,763,251.20, 236,644,876.80 and 89,738,803.20

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Solution

The fourth proportional to 157,763,251.20, 236,644,876.80 and 89,738,803.20 is: 134,608,204.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,763,251.20 : 236,644,876.80 = 89,738,803.20 : x
  2. Step 2: Convert to fraction form
    157,763,251.20/236,644,876.80 = 89,738,803.20/x
  3. Step 3: Cross multiply
    157,763,251.20x = 236,644,876.80 × 89,738,803.20
  4. Step 4: Simplify right side
    157,763,251.20x = 21,236,228,027,443,448
  5. Step 5: Solve for x
    x = 21,236,228,027,443,448/157,763,251.20
  6. Step 6: Final answer
    x = 134,608,204.80

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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.