Home / 80,132,613,087.47-120,202,785,147.93-26,348,557,897.01

Finding the Fourth Proportional to 80,132,613,087.47, 120,202,785,147.93 and 26,348,557,897.01

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Solution

The fourth proportional to 80,132,613,087.47, 120,202,785,147.93 and 26,348,557,897.01 is: 39,524,107,873.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,132,613,087.47 : 120,202,785,147.93 = 26,348,557,897.01 : x
  2. Step 2: Convert to fraction form
    80,132,613,087.47/120,202,785,147.93 = 26,348,557,897.01/x
  3. Step 3: Cross multiply
    80,132,613,087.47x = 120,202,785,147.93 × 26,348,557,897.01
  4. Step 4: Simplify right side
    80,132,613,087.47x = 3,167,170,043,852,087,099,392
  5. Step 5: Solve for x
    x = 3,167,170,043,852,087,099,392/80,132,613,087.47
  6. Step 6: Final answer
    x = 39,524,107,873.47

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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.