Home / 138,150,476.64-207,222,869.28-46,040,903.76

Finding the Fourth Proportional to 138,150,476.64, 207,222,869.28 and 46,040,903.76

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Solution

The fourth proportional to 138,150,476.64, 207,222,869.28 and 46,040,903.76 is: 69,060,407.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,150,476.64 : 207,222,869.28 = 46,040,903.76 : x
  2. Step 2: Convert to fraction form
    138,150,476.64/207,222,869.28 = 46,040,903.76/x
  3. Step 3: Cross multiply
    138,150,476.64x = 207,222,869.28 × 46,040,903.76
  4. Step 4: Simplify right side
    138,150,476.64x = 9,540,728,181,391,540
  5. Step 5: Solve for x
    x = 9,540,728,181,391,540/138,150,476.64
  6. Step 6: Final answer
    x = 69,060,407.27

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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.