Home / 11,959,872,992.80-17,939,809,489.20-5,747,540,279.20

Finding the Fourth Proportional to 11,959,872,992.80, 17,939,809,489.20 and 5,747,540,279.20

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Solution

The fourth proportional to 11,959,872,992.80, 17,939,809,489.20 and 5,747,540,279.20 is: 8,621,310,418.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,959,872,992.80 : 17,939,809,489.20 = 5,747,540,279.20 : x
  2. Step 2: Convert to fraction form
    11,959,872,992.80/17,939,809,489.20 = 5,747,540,279.20/x
  3. Step 3: Cross multiply
    11,959,872,992.80x = 17,939,809,489.20 × 5,747,540,279.20
  4. Step 4: Simplify right side
    11,959,872,992.80x = 103,109,777,640,351,383,552
  5. Step 5: Solve for x
    x = 103,109,777,640,351,383,552/11,959,872,992.80
  6. Step 6: Final answer
    x = 8,621,310,418.80

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1.5x scale

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.