Home / 92,752,022.20-139,078,266.90-38,838,422.20

Finding the Fourth Proportional to 92,752,022.20, 139,078,266.90 and 38,838,422.20

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Solution

The fourth proportional to 92,752,022.20, 139,078,266.90 and 38,838,422.20 is: 58,236,794.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,752,022.20 : 139,078,266.90 = 38,838,422.20 : x
  2. Step 2: Convert to fraction form
    92,752,022.20/139,078,266.90 = 38,838,422.20/x
  3. Step 3: Cross multiply
    92,752,022.20x = 139,078,266.90 × 38,838,422.20
  4. Step 4: Simplify right side
    92,752,022.20x = 5,401,580,448,706,486
  5. Step 5: Solve for x
    x = 5,401,580,448,706,486/92,752,022.20
  6. Step 6: Final answer
    x = 58,236,794.42

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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.