Home / 262,253,722.60-393,380,583.90-126,204,826.60

Finding the Fourth Proportional to 262,253,722.60, 393,380,583.90 and 126,204,826.60

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Solution

The fourth proportional to 262,253,722.60, 393,380,583.90 and 126,204,826.60 is: 189,307,239.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,253,722.60 : 393,380,583.90 = 126,204,826.60 : x
  2. Step 2: Convert to fraction form
    262,253,722.60/393,380,583.90 = 126,204,826.60/x
  3. Step 3: Cross multiply
    262,253,722.60x = 393,380,583.90 × 126,204,826.60
  4. Step 4: Simplify right side
    262,253,722.60x = 49,646,528,378,906,248
  5. Step 5: Solve for x
    x = 49,646,528,378,906,248/262,253,722.60
  6. Step 6: Final answer
    x = 189,307,239.90

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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.