Home / 92,555,410.20-138,833,115.30-68,667,538.20

Finding the Fourth Proportional to 92,555,410.20, 138,833,115.30 and 68,667,538.20

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Solution

The fourth proportional to 92,555,410.20, 138,833,115.30 and 68,667,538.20 is: 103,001,307.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,555,410.20 : 138,833,115.30 = 68,667,538.20 : x
  2. Step 2: Convert to fraction form
    92,555,410.20/138,833,115.30 = 68,667,538.20/x
  3. Step 3: Cross multiply
    92,555,410.20x = 138,833,115.30 × 68,667,538.20
  4. Step 4: Simplify right side
    92,555,410.20x = 9,533,328,248,287,756
  5. Step 5: Solve for x
    x = 9,533,328,248,287,756/92,555,410.20
  6. Step 6: Final answer
    x = 103,001,307.30

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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.