Home / 89,143,107,593.87-123,018,463,927.70-48,498,250,136.60

Finding the Fourth Proportional to 89,143,107,593.87, 123,018,463,927.70 and 48,498,250,136.60

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Solution

The fourth proportional to 89,143,107,593.87, 123,018,463,927.70 and 48,498,250,136.60 is: 66,928,115,880.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,143,107,593.87 : 123,018,463,927.70 = 48,498,250,136.60 : x
  2. Step 2: Convert to fraction form
    89,143,107,593.87/123,018,463,927.70 = 48,498,250,136.60/x
  3. Step 3: Cross multiply
    89,143,107,593.87x = 123,018,463,927.70 × 48,498,250,136.60
  4. Step 4: Simplify right side
    89,143,107,593.87x = 5,966,180,234,985,898,770,432
  5. Step 5: Solve for x
    x = 5,966,180,234,985,898,770,432/89,143,107,593.87
  6. Step 6: Final answer
    x = 66,928,115,880.45

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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.