Home / 251,906,452.11-378,029,931.35-88,145,627.45

Finding the Fourth Proportional to 251,906,452.11, 378,029,931.35 and 88,145,627.45

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Solution

The fourth proportional to 251,906,452.11, 378,029,931.35 and 88,145,627.45 is: 132,278,015.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,906,452.11 : 378,029,931.35 = 88,145,627.45 : x
  2. Step 2: Convert to fraction form
    251,906,452.11/378,029,931.35 = 88,145,627.45/x
  3. Step 3: Cross multiply
    251,906,452.11x = 378,029,931.35 × 88,145,627.45
  4. Step 4: Simplify right side
    251,906,452.11x = 33,321,685,491,395,296
  5. Step 5: Solve for x
    x = 33,321,685,491,395,296/251,906,452.11
  6. Step 6: Final answer
    x = 132,278,015.16

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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.