Home / 89,143,107,592.87-123,018,463,926.32-48,498,250,135.60

Finding the Fourth Proportional to 89,143,107,592.87, 123,018,463,926.32 and 48,498,250,135.60

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Solution

The fourth proportional to 89,143,107,592.87, 123,018,463,926.32 and 48,498,250,135.60 is: 66,928,115,879.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,143,107,592.87 : 123,018,463,926.32 = 48,498,250,135.60 : x
  2. Step 2: Convert to fraction form
    89,143,107,592.87/123,018,463,926.32 = 48,498,250,135.60/x
  3. Step 3: Cross multiply
    89,143,107,592.87x = 123,018,463,926.32 × 48,498,250,135.60
  4. Step 4: Simplify right side
    89,143,107,592.87x = 5,966,180,234,796,076,105,728
  5. Step 5: Solve for x
    x = 5,966,180,234,796,076,105,728/89,143,107,592.87
  6. Step 6: Final answer
    x = 66,928,115,879.07

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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.