Home / 80,132,613,086.97-120,202,785,147.18-26,348,557,896.51

Finding the Fourth Proportional to 80,132,613,086.97, 120,202,785,147.18 and 26,348,557,896.51

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Solution

The fourth proportional to 80,132,613,086.97, 120,202,785,147.18 and 26,348,557,896.51 is: 39,524,107,872.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,132,613,086.97 : 120,202,785,147.18 = 26,348,557,896.51 : x
  2. Step 2: Convert to fraction form
    80,132,613,086.97/120,202,785,147.18 = 26,348,557,896.51/x
  3. Step 3: Cross multiply
    80,132,613,086.97x = 120,202,785,147.18 × 26,348,557,896.51
  4. Step 4: Simplify right side
    80,132,613,086.97x = 3,167,170,043,772,223,881,216
  5. Step 5: Solve for x
    x = 3,167,170,043,772,223,881,216/80,132,613,086.97
  6. Step 6: Final answer
    x = 39,524,107,872.72

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1.5x scale

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.