Home / 269,496,091.80-404,244,137.70-87,761,640.60

Finding the Fourth Proportional to 269,496,091.80, 404,244,137.70 and 87,761,640.60

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Solution

The fourth proportional to 269,496,091.80, 404,244,137.70 and 87,761,640.60 is: 131,642,460.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,496,091.80 : 404,244,137.70 = 87,761,640.60 : x
  2. Step 2: Convert to fraction form
    269,496,091.80/404,244,137.70 = 87,761,640.60/x
  3. Step 3: Cross multiply
    269,496,091.80x = 404,244,137.70 × 87,761,640.60
  4. Step 4: Simplify right side
    269,496,091.80x = 35,477,128,727,484,308
  5. Step 5: Solve for x
    x = 35,477,128,727,484,308/269,496,091.80
  6. Step 6: Final answer
    x = 131,642,460.90

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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.