Home / 99,654,370.20-149,481,555.30-89,610,135.30

Finding the Fourth Proportional to 99,654,370.20, 149,481,555.30 and 89,610,135.30

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Solution

The fourth proportional to 99,654,370.20, 149,481,555.30 and 89,610,135.30 is: 134,415,202.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,654,370.20 : 149,481,555.30 = 89,610,135.30 : x
  2. Step 2: Convert to fraction form
    99,654,370.20/149,481,555.30 = 89,610,135.30/x
  3. Step 3: Cross multiply
    99,654,370.20x = 149,481,555.30 × 89,610,135.30
  4. Step 4: Simplify right side
    99,654,370.20x = 13,395,062,395,287,432
  5. Step 5: Solve for x
    x = 13,395,062,395,287,432/99,654,370.20
  6. Step 6: Final answer
    x = 134,415,202.95

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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.