Home / 271,919,078.80-407,878,618.20-234,930,785.20

Finding the Fourth Proportional to 271,919,078.80, 407,878,618.20 and 234,930,785.20

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Solution

The fourth proportional to 271,919,078.80, 407,878,618.20 and 234,930,785.20 is: 352,396,177.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,919,078.80 : 407,878,618.20 = 234,930,785.20 : x
  2. Step 2: Convert to fraction form
    271,919,078.80/407,878,618.20 = 234,930,785.20/x
  3. Step 3: Cross multiply
    271,919,078.80x = 407,878,618.20 × 234,930,785.20
  4. Step 4: Simplify right side
    271,919,078.80x = 95,823,244,040,017,008
  5. Step 5: Solve for x
    x = 95,823,244,040,017,008/271,919,078.80
  6. Step 6: Final answer
    x = 352,396,177.80

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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.