Home / 1,122,188,229.90-1,548,667,583.55-627,150,923.82

Finding the Fourth Proportional to 1,122,188,229.90, 1,548,667,583.55 and 627,150,923.82

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Solution

The fourth proportional to 1,122,188,229.90, 1,548,667,583.55 and 627,150,923.82 is: 865,495,003.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,188,229.90 : 1,548,667,583.55 = 627,150,923.82 : x
  2. Step 2: Convert to fraction form
    1,122,188,229.90/1,548,667,583.55 = 627,150,923.82/x
  3. Step 3: Cross multiply
    1,122,188,229.90x = 1,548,667,583.55 × 627,150,923.82
  4. Step 4: Simplify right side
    1,122,188,229.90x = 971,248,305,713,469,568
  5. Step 5: Solve for x
    x = 971,248,305,713,469,568/1,122,188,229.90
  6. Step 6: Final answer
    x = 865,495,003.28

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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.