Home / 67,520,011.53-93,178,063.20-36,580,180.80

Finding the Fourth Proportional to 67,520,011.53, 93,178,063.20 and 36,580,180.80

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Solution

The fourth proportional to 67,520,011.53, 93,178,063.20 and 36,580,180.80 is: 50,480,891.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,520,011.53 : 93,178,063.20 = 36,580,180.80 : x
  2. Step 2: Convert to fraction form
    67,520,011.53/93,178,063.20 = 36,580,180.80/x
  3. Step 3: Cross multiply
    67,520,011.53x = 93,178,063.20 × 36,580,180.80
  4. Step 4: Simplify right side
    67,520,011.53x = 3,408,470,398,449,826.50
  5. Step 5: Solve for x
    x = 3,408,470,398,449,826.50/67,520,011.53
  6. Step 6: Final answer
    x = 50,480,891.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.