Home / 263,285,418.20-394,928,127.30-134,145,255.20

Finding the Fourth Proportional to 263,285,418.20, 394,928,127.30 and 134,145,255.20

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Solution

The fourth proportional to 263,285,418.20, 394,928,127.30 and 134,145,255.20 is: 201,217,882.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,285,418.20 : 394,928,127.30 = 134,145,255.20 : x
  2. Step 2: Convert to fraction form
    263,285,418.20/394,928,127.30 = 134,145,255.20/x
  3. Step 3: Cross multiply
    263,285,418.20x = 394,928,127.30 × 134,145,255.20
  4. Step 4: Simplify right side
    263,285,418.20x = 52,977,734,422,316,592
  5. Step 5: Solve for x
    x = 52,977,734,422,316,592/263,285,418.20
  6. Step 6: Final answer
    x = 201,217,882.80

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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.