Home / 3,213,334,917.20-4,820,002,375.80-2,980,882,623.80

Finding the Fourth Proportional to 3,213,334,917.20, 4,820,002,375.80 and 2,980,882,623.80

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Solution

The fourth proportional to 3,213,334,917.20, 4,820,002,375.80 and 2,980,882,623.80 is: 4,471,323,935.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,213,334,917.20 : 4,820,002,375.80 = 2,980,882,623.80 : x
  2. Step 2: Convert to fraction form
    3,213,334,917.20/4,820,002,375.80 = 2,980,882,623.80/x
  3. Step 3: Cross multiply
    3,213,334,917.20x = 4,820,002,375.80 × 2,980,882,623.80
  4. Step 4: Simplify right side
    3,213,334,917.20x = 14,367,861,328,696,938,496
  5. Step 5: Solve for x
    x = 14,367,861,328,696,938,496/3,213,334,917.20
  6. Step 6: Final answer
    x = 4,471,323,935.70

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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.