Home / 19,571,647,782.92-29,345,457,018.12-7,605,928,734.65

Finding the Fourth Proportional to 19,571,647,782.92, 29,345,457,018.12 and 7,605,928,734.65

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Solution

The fourth proportional to 19,571,647,782.92, 29,345,457,018.12 and 7,605,928,734.65 is: 11,404,223,969.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,571,647,782.92 : 29,345,457,018.12 = 7,605,928,734.65 : x
  2. Step 2: Convert to fraction form
    19,571,647,782.92/29,345,457,018.12 = 7,605,928,734.65/x
  3. Step 3: Cross multiply
    19,571,647,782.92x = 29,345,457,018.12 × 7,605,928,734.65
  4. Step 4: Simplify right side
    19,571,647,782.92x = 223,199,454,765,489,782,784
  5. Step 5: Solve for x
    x = 223,199,454,765,489,782,784/19,571,647,782.92
  6. Step 6: Final answer
    x = 11,404,223,969.34

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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.