Home / 19,571,647,769.20-29,345,456,997.56-7,605,928,720.91

Finding the Fourth Proportional to 19,571,647,769.20, 29,345,456,997.56 and 7,605,928,720.91

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Solution

The fourth proportional to 19,571,647,769.20, 29,345,456,997.56 and 7,605,928,720.91 is: 11,404,223,948.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,571,647,769.20 : 29,345,456,997.56 = 7,605,928,720.91 : x
  2. Step 2: Convert to fraction form
    19,571,647,769.20/29,345,456,997.56 = 7,605,928,720.91/x
  3. Step 3: Cross multiply
    19,571,647,769.20x = 29,345,456,997.56 × 7,605,928,720.91
  4. Step 4: Simplify right side
    19,571,647,769.20x = 223,199,454,206,059,544,576
  5. Step 5: Solve for x
    x = 223,199,454,206,059,544,576/19,571,647,769.20
  6. Step 6: Final answer
    x = 11,404,223,948.75

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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.