Home / 119,126,276.80-178,722,592.80-58,543,979.20

Finding the Fourth Proportional to 119,126,276.80, 178,722,592.80 and 58,543,979.20

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Solution

The fourth proportional to 119,126,276.80, 178,722,592.80 and 58,543,979.20 is: 87,832,273.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,126,276.80 : 178,722,592.80 = 58,543,979.20 : x
  2. Step 2: Convert to fraction form
    119,126,276.80/178,722,592.80 = 58,543,979.20/x
  3. Step 3: Cross multiply
    119,126,276.80x = 178,722,592.80 × 58,543,979.20
  4. Step 4: Simplify right side
    119,126,276.80x = 10,463,131,755,453,270
  5. Step 5: Solve for x
    x = 10,463,131,755,453,270/119,126,276.80
  6. Step 6: Final answer
    x = 87,832,273.76

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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.