Home / 135,168,001.20-202,752,001.80-50,100,634.80

Finding the Fourth Proportional to 135,168,001.20, 202,752,001.80 and 50,100,634.80

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Solution

The fourth proportional to 135,168,001.20, 202,752,001.80 and 50,100,634.80 is: 75,150,952.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,168,001.20 : 202,752,001.80 = 50,100,634.80 : x
  2. Step 2: Convert to fraction form
    135,168,001.20/202,752,001.80 = 50,100,634.80/x
  3. Step 3: Cross multiply
    135,168,001.20x = 202,752,001.80 × 50,100,634.80
  4. Step 4: Simplify right side
    135,168,001.20x = 10,158,003,997,150,742
  5. Step 5: Solve for x
    x = 10,158,003,997,150,742/135,168,001.20
  6. Step 6: Final answer
    x = 75,150,952.20

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1.5x scale

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.