Home / 103,155,408,911.76-154,803,793,279.88-36,002,653,943.91

Finding the Fourth Proportional to 103,155,408,911.76, 154,803,793,279.88 and 36,002,653,943.91

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Solution

The fourth proportional to 103,155,408,911.76, 154,803,793,279.88 and 36,002,653,943.91 is: 54,028,649,175.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,155,408,911.76 : 154,803,793,279.88 = 36,002,653,943.91 : x
  2. Step 2: Convert to fraction form
    103,155,408,911.76/154,803,793,279.88 = 36,002,653,943.91/x
  3. Step 3: Cross multiply
    103,155,408,911.76x = 154,803,793,279.88 × 36,002,653,943.91
  4. Step 4: Simplify right side
    103,155,408,911.76x = 5,573,347,398,660,100,456,448
  5. Step 5: Solve for x
    x = 5,573,347,398,660,100,456,448/103,155,408,911.76
  6. Step 6: Final answer
    x = 54,028,649,175.61

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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.