Home / 13,463,172,078.30-20,194,758,117.45-13,325,422,571.10

Finding the Fourth Proportional to 13,463,172,078.30, 20,194,758,117.45 and 13,325,422,571.10

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Solution

The fourth proportional to 13,463,172,078.30, 20,194,758,117.45 and 13,325,422,571.10 is: 19,988,133,856.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,463,172,078.30 : 20,194,758,117.45 = 13,325,422,571.10 : x
  2. Step 2: Convert to fraction form
    13,463,172,078.30/20,194,758,117.45 = 13,325,422,571.10/x
  3. Step 3: Cross multiply
    13,463,172,078.30x = 20,194,758,117.45 × 13,325,422,571.10
  4. Step 4: Simplify right side
    13,463,172,078.30x = 269,103,685,636,173,201,408
  5. Step 5: Solve for x
    x = 269,103,685,636,173,201,408/13,463,172,078.30
  6. Step 6: Final answer
    x = 19,988,133,856.65

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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.