Home / 131,328,002.20-196,992,003.30-49,446,722.20

Finding the Fourth Proportional to 131,328,002.20, 196,992,003.30 and 49,446,722.20

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Solution

The fourth proportional to 131,328,002.20, 196,992,003.30 and 49,446,722.20 is: 74,170,083.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,328,002.20 : 196,992,003.30 = 49,446,722.20 : x
  2. Step 2: Convert to fraction form
    131,328,002.20/196,992,003.30 = 49,446,722.20/x
  3. Step 3: Cross multiply
    131,328,002.20x = 196,992,003.30 × 49,446,722.20
  4. Step 4: Simplify right side
    131,328,002.20x = 9,740,608,862,796,584
  5. Step 5: Solve for x
    x = 9,740,608,862,796,584/131,328,002.20
  6. Step 6: Final answer
    x = 74,170,083.30

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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.