Home / 178,734,137.20-268,101,216.60-57,565,589.20

Finding the Fourth Proportional to 178,734,137.20, 268,101,216.60 and 57,565,589.20

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Solution

The fourth proportional to 178,734,137.20, 268,101,216.60 and 57,565,589.20 is: 86,348,387.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,734,137.20 : 268,101,216.60 = 57,565,589.20 : x
  2. Step 2: Convert to fraction form
    178,734,137.20/268,101,216.60 = 57,565,589.20/x
  3. Step 3: Cross multiply
    178,734,137.20x = 268,101,216.60 × 57,565,589.20
  4. Step 4: Simplify right side
    178,734,137.20x = 15,433,404,498,815,822
  5. Step 5: Solve for x
    x = 15,433,404,498,815,822/178,734,137.20
  6. Step 6: Final answer
    x = 86,348,387.28

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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.