Home / 19,571,647,776.09-29,345,457,007.92-7,605,928,727.87

Finding the Fourth Proportional to 19,571,647,776.09, 29,345,457,007.92 and 7,605,928,727.87

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Solution

The fourth proportional to 19,571,647,776.09, 29,345,457,007.92 and 7,605,928,727.87 is: 11,404,223,959.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,571,647,776.09 : 29,345,457,007.92 = 7,605,928,727.87 : x
  2. Step 2: Convert to fraction form
    19,571,647,776.09/29,345,457,007.92 = 7,605,928,727.87/x
  3. Step 3: Cross multiply
    19,571,647,776.09x = 29,345,457,007.92 × 7,605,928,727.87
  4. Step 4: Simplify right side
    19,571,647,776.09x = 223,199,454,489,012,731,904
  5. Step 5: Solve for x
    x = 223,199,454,489,012,731,904/19,571,647,776.09
  6. Step 6: Final answer
    x = 11,404,223,959.20

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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.