Home / 89,143,107,560.97-123,018,463,882.32-48,498,250,103.68

Finding the Fourth Proportional to 89,143,107,560.97, 123,018,463,882.32 and 48,498,250,103.68

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Solution

The fourth proportional to 89,143,107,560.97, 123,018,463,882.32 and 48,498,250,103.68 is: 66,928,115,835.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,143,107,560.97 : 123,018,463,882.32 = 48,498,250,103.68 : x
  2. Step 2: Convert to fraction form
    89,143,107,560.97/123,018,463,882.32 = 48,498,250,103.68/x
  3. Step 3: Cross multiply
    89,143,107,560.97x = 123,018,463,882.32 × 48,498,250,103.68
  4. Step 4: Simplify right side
    89,143,107,560.97x = 5,966,180,228,735,280,611,328
  5. Step 5: Solve for x
    x = 5,966,180,228,735,280,611,328/89,143,107,560.97
  6. Step 6: Final answer
    x = 66,928,115,835.03

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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.