Home / 152,930,130.48-229,466,940.18-76,259,137.42

Finding the Fourth Proportional to 152,930,130.48, 229,466,940.18 and 76,259,137.42

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Solution

The fourth proportional to 152,930,130.48, 229,466,940.18 and 76,259,137.42 is: 114,424,481.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,930,130.48 : 229,466,940.18 = 76,259,137.42 : x
  2. Step 2: Convert to fraction form
    152,930,130.48/229,466,940.18 = 76,259,137.42/x
  3. Step 3: Cross multiply
    152,930,130.48x = 229,466,940.18 × 76,259,137.42
  4. Step 4: Simplify right side
    152,930,130.48x = 17,498,950,924,533,540
  5. Step 5: Solve for x
    x = 17,498,950,924,533,540/152,930,130.48
  6. Step 6: Final answer
    x = 114,424,481.75

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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.