Home / 12,454,649,780.97-17,187,405,593.61-7,030,327,144.04

Finding the Fourth Proportional to 12,454,649,780.97, 17,187,405,593.61 and 7,030,327,144.04

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Solution

The fourth proportional to 12,454,649,780.97, 17,187,405,593.61 and 7,030,327,144.04 is: 9,701,845,190.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,454,649,780.97 : 17,187,405,593.61 = 7,030,327,144.04 : x
  2. Step 2: Convert to fraction form
    12,454,649,780.97/17,187,405,593.61 = 7,030,327,144.04/x
  3. Step 3: Cross multiply
    12,454,649,780.97x = 17,187,405,593.61 × 7,030,327,144.04
  4. Step 4: Simplify right side
    12,454,649,780.97x = 120,833,084,080,381,313,024
  5. Step 5: Solve for x
    x = 120,833,084,080,381,313,024/12,454,649,780.97
  6. Step 6: Final answer
    x = 9,701,845,190.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.