Home / 204,168,067.83-306,251,634.51-87,507,779.58

Finding the Fourth Proportional to 204,168,067.83, 306,251,634.51 and 87,507,779.58

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Solution

The fourth proportional to 204,168,067.83, 306,251,634.51 and 87,507,779.58 is: 131,261,469.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,168,067.83 : 306,251,634.51 = 87,507,779.58 : x
  2. Step 2: Convert to fraction form
    204,168,067.83/306,251,634.51 = 87,507,779.58/x
  3. Step 3: Cross multiply
    204,168,067.83x = 306,251,634.51 × 87,507,779.58
  4. Step 4: Simplify right side
    204,168,067.83x = 26,799,400,528,715,800
  5. Step 5: Solve for x
    x = 26,799,400,528,715,800/204,168,067.83
  6. Step 6: Final answer
    x = 131,261,469.11

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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.