Home / 137,400,178.60-206,100,267.90-130,681,714.60

Finding the Fourth Proportional to 137,400,178.60, 206,100,267.90 and 130,681,714.60

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Solution

The fourth proportional to 137,400,178.60, 206,100,267.90 and 130,681,714.60 is: 196,022,571.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,400,178.60 : 206,100,267.90 = 130,681,714.60 : x
  2. Step 2: Convert to fraction form
    137,400,178.60/206,100,267.90 = 130,681,714.60/x
  3. Step 3: Cross multiply
    137,400,178.60x = 206,100,267.90 × 130,681,714.60
  4. Step 4: Simplify right side
    137,400,178.60x = 26,933,536,388,691,340
  5. Step 5: Solve for x
    x = 26,933,536,388,691,340/137,400,178.60
  6. Step 6: Final answer
    x = 196,022,571.90

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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.