Home / 101,261,286.68-139,741,246.60-54,851,540.58

Finding the Fourth Proportional to 101,261,286.68, 139,741,246.60 and 54,851,540.58

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Solution

The fourth proportional to 101,261,286.68, 139,741,246.60 and 54,851,540.58 is: 75,695,489.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,261,286.68 : 139,741,246.60 = 54,851,540.58 : x
  2. Step 2: Convert to fraction form
    101,261,286.68/139,741,246.60 = 54,851,540.58/x
  3. Step 3: Cross multiply
    101,261,286.68x = 139,741,246.60 × 54,851,540.58
  4. Step 4: Simplify right side
    101,261,286.68x = 7,665,022,658,579,686
  5. Step 5: Solve for x
    x = 7,665,022,658,579,686/101,261,286.68
  6. Step 6: Final answer
    x = 75,695,489.46

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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.