Home / 3,213,334,919.20-4,820,002,378.80-2,980,882,625.80

Finding the Fourth Proportional to 3,213,334,919.20, 4,820,002,378.80 and 2,980,882,625.80

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Solution

The fourth proportional to 3,213,334,919.20, 4,820,002,378.80 and 2,980,882,625.80 is: 4,471,323,938.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,213,334,919.20 : 4,820,002,378.80 = 2,980,882,625.80 : x
  2. Step 2: Convert to fraction form
    3,213,334,919.20/4,820,002,378.80 = 2,980,882,625.80/x
  3. Step 3: Cross multiply
    3,213,334,919.20x = 4,820,002,378.80 × 2,980,882,625.80
  4. Step 4: Simplify right side
    3,213,334,919.20x = 14,367,861,347,279,591,424
  5. Step 5: Solve for x
    x = 14,367,861,347,279,591,424/3,213,334,919.20
  6. Step 6: Final answer
    x = 4,471,323,938.70

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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.