Home / 169,395,976.20-254,282,921.10-158,294,764.20

Finding the Fourth Proportional to 169,395,976.20, 254,282,921.10 and 158,294,764.20

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Solution

The fourth proportional to 169,395,976.20, 254,282,921.10 and 158,294,764.20 is: 237,618,719.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,395,976.20 : 254,282,921.10 = 158,294,764.20 : x
  2. Step 2: Convert to fraction form
    169,395,976.20/254,282,921.10 = 158,294,764.20/x
  3. Step 3: Cross multiply
    169,395,976.20x = 254,282,921.10 × 158,294,764.20
  4. Step 4: Simplify right side
    169,395,976.20x = 40,251,655,035,611,704
  5. Step 5: Solve for x
    x = 40,251,655,035,611,704/169,395,976.20
  6. Step 6: Final answer
    x = 237,618,719.99

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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.