Home / 3,986,815,965.30-5,980,223,947.95-2,354,229,213.30

Finding the Fourth Proportional to 3,986,815,965.30, 5,980,223,947.95 and 2,354,229,213.30

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Solution

The fourth proportional to 3,986,815,965.30, 5,980,223,947.95 and 2,354,229,213.30 is: 3,531,343,819.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,986,815,965.30 : 5,980,223,947.95 = 2,354,229,213.30 : x
  2. Step 2: Convert to fraction form
    3,986,815,965.30/5,980,223,947.95 = 2,354,229,213.30/x
  3. Step 3: Cross multiply
    3,986,815,965.30x = 5,980,223,947.95 × 2,354,229,213.30
  4. Step 4: Simplify right side
    3,986,815,965.30x = 14,078,817,920,340,150,272
  5. Step 5: Solve for x
    x = 14,078,817,920,340,150,272/3,986,815,965.30
  6. Step 6: Final answer
    x = 3,531,343,819.95

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Double scale
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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.