Home / 269,120,197.44-403,337,024.64-130,978,604.88

Finding the Fourth Proportional to 269,120,197.44, 403,337,024.64 and 130,978,604.88

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Solution

The fourth proportional to 269,120,197.44, 403,337,024.64 and 130,978,604.88 is: 196,300,839.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,120,197.44 : 403,337,024.64 = 130,978,604.88 : x
  2. Step 2: Convert to fraction form
    269,120,197.44/403,337,024.64 = 130,978,604.88/x
  3. Step 3: Cross multiply
    269,120,197.44x = 403,337,024.64 × 130,978,604.88
  4. Step 4: Simplify right side
    269,120,197.44x = 52,828,520,783,797,384
  5. Step 5: Solve for x
    x = 52,828,520,783,797,384/269,120,197.44
  6. Step 6: Final answer
    x = 196,300,839.87

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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.