Home / 80,132,613,085.47-120,202,785,144.92-26,348,557,895.01

Finding the Fourth Proportional to 80,132,613,085.47, 120,202,785,144.92 and 26,348,557,895.01

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Solution

The fourth proportional to 80,132,613,085.47, 120,202,785,144.92 and 26,348,557,895.01 is: 39,524,107,870.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,132,613,085.47 : 120,202,785,144.92 = 26,348,557,895.01 : x
  2. Step 2: Convert to fraction form
    80,132,613,085.47/120,202,785,144.92 = 26,348,557,895.01/x
  3. Step 3: Cross multiply
    80,132,613,085.47x = 120,202,785,144.92 × 26,348,557,895.01
  4. Step 4: Simplify right side
    80,132,613,085.47x = 3,167,170,043,532,372,606,976
  5. Step 5: Solve for x
    x = 3,167,170,043,532,372,606,976/80,132,613,085.47
  6. Step 6: Final answer
    x = 39,524,107,870.46

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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.