Home / 81,504,010.85-122,256,016.28-81,504,010.85

Finding the Fourth Proportional to 81,504,010.85, 122,256,016.28 and 81,504,010.85

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Solution

The fourth proportional to 81,504,010.85, 122,256,016.28 and 81,504,010.85 is: 122,256,016.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,504,010.85 : 122,256,016.28 = 81,504,010.85 : x
  2. Step 2: Convert to fraction form
    81,504,010.85/122,256,016.28 = 81,504,010.85/x
  3. Step 3: Cross multiply
    81,504,010.85x = 122,256,016.28 × 81,504,010.85
  4. Step 4: Simplify right side
    81,504,010.85x = 9,964,355,676,955,376
  5. Step 5: Solve for x
    x = 9,964,355,676,955,376/81,504,010.85
  6. Step 6: Final answer
    x = 122,256,016.28

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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.