Home / 1,772,928,046.20-2,659,392,069.30-667,530,766.20

Finding the Fourth Proportional to 1,772,928,046.20, 2,659,392,069.30 and 667,530,766.20

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Solution

The fourth proportional to 1,772,928,046.20, 2,659,392,069.30 and 667,530,766.20 is: 1,001,296,149.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,928,046.20 : 2,659,392,069.30 = 667,530,766.20 : x
  2. Step 2: Convert to fraction form
    1,772,928,046.20/2,659,392,069.30 = 667,530,766.20/x
  3. Step 3: Cross multiply
    1,772,928,046.20x = 2,659,392,069.30 × 667,530,766.20
  4. Step 4: Simplify right side
    1,772,928,046.20x = 1,775,226,025,646,032,640
  5. Step 5: Solve for x
    x = 1,775,226,025,646,032,640/1,772,928,046.20
  6. Step 6: Final answer
    x = 1,001,296,149.30

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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.