Home / 120,722,885.85-181,084,328.78-120,722,885.85

Finding the Fourth Proportional to 120,722,885.85, 181,084,328.78 and 120,722,885.85

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Solution

The fourth proportional to 120,722,885.85, 181,084,328.78 and 120,722,885.85 is: 181,084,328.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,722,885.85 : 181,084,328.78 = 120,722,885.85 : x
  2. Step 2: Convert to fraction form
    120,722,885.85/181,084,328.78 = 120,722,885.85/x
  3. Step 3: Cross multiply
    120,722,885.85x = 181,084,328.78 × 120,722,885.85
  4. Step 4: Simplify right side
    120,722,885.85x = 21,861,022,751,928,196
  5. Step 5: Solve for x
    x = 21,861,022,751,928,196/120,722,885.85
  6. Step 6: Final answer
    x = 181,084,328.78

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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.