Home / 2,269,034,532.88-3,131,267,621.52-1,225,992,996.88

Finding the Fourth Proportional to 2,269,034,532.88, 3,131,267,621.52 and 1,225,992,996.88

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Solution

The fourth proportional to 2,269,034,532.88, 3,131,267,621.52 and 1,225,992,996.88 is: 1,691,870,317.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269,034,532.88 : 3,131,267,621.52 = 1,225,992,996.88 : x
  2. Step 2: Convert to fraction form
    2,269,034,532.88/3,131,267,621.52 = 1,225,992,996.88/x
  3. Step 3: Cross multiply
    2,269,034,532.88x = 3,131,267,621.52 × 1,225,992,996.88
  4. Step 4: Simplify right side
    2,269,034,532.88x = 3,838,912,175,340,614,656
  5. Step 5: Solve for x
    x = 3,838,912,175,340,614,656/2,269,034,532.88
  6. Step 6: Final answer
    x = 1,691,870,317.40

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Double scale
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1.5x scale

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.