Home / 83,408,530,440.60-125,112,795,660.90-38,639,940,600.60

Finding the Fourth Proportional to 83,408,530,440.60, 125,112,795,660.90 and 38,639,940,600.60

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Solution

The fourth proportional to 83,408,530,440.60, 125,112,795,660.90 and 38,639,940,600.60 is: 57,959,910,900.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,408,530,440.60 : 125,112,795,660.90 = 38,639,940,600.60 : x
  2. Step 2: Convert to fraction form
    83,408,530,440.60/125,112,795,660.90 = 38,639,940,600.60/x
  3. Step 3: Cross multiply
    83,408,530,440.60x = 125,112,795,660.90 × 38,639,940,600.60
  4. Step 4: Simplify right side
    83,408,530,440.60x = 4,834,350,992,712,180,695,040
  5. Step 5: Solve for x
    x = 4,834,350,992,712,180,695,040/83,408,530,440.60
  6. Step 6: Final answer
    x = 57,959,910,900.90

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1.5x scale

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.