Home / 81,773,023.28-122,538,360.44-33,191,763.44

Finding the Fourth Proportional to 81,773,023.28, 122,538,360.44 and 33,191,763.44

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Solution

The fourth proportional to 81,773,023.28, 122,538,360.44 and 33,191,763.44 is: 49,738,460.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,773,023.28 : 122,538,360.44 = 33,191,763.44 : x
  2. Step 2: Convert to fraction form
    81,773,023.28/122,538,360.44 = 33,191,763.44/x
  3. Step 3: Cross multiply
    81,773,023.28x = 122,538,360.44 × 33,191,763.44
  4. Step 4: Simplify right side
    81,773,023.28x = 4,067,264,272,049,934.50
  5. Step 5: Solve for x
    x = 4,067,264,272,049,934.50/81,773,023.28
  6. Step 6: Final answer
    x = 49,738,460.30

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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.