Home / 178,154,189.44-266,883,387.54-84,648,093.54

Finding the Fourth Proportional to 178,154,189.44, 266,883,387.54 and 84,648,093.54

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Solution

The fourth proportional to 178,154,189.44, 266,883,387.54 and 84,648,093.54 is: 126,806,840.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,154,189.44 : 266,883,387.54 = 84,648,093.54 : x
  2. Step 2: Convert to fraction form
    178,154,189.44/266,883,387.54 = 84,648,093.54/x
  3. Step 3: Cross multiply
    178,154,189.44x = 266,883,387.54 × 84,648,093.54
  4. Step 4: Simplify right side
    178,154,189.44x = 22,591,169,952,940,968
  5. Step 5: Solve for x
    x = 22,591,169,952,940,968/178,154,189.44
  6. Step 6: Final answer
    x = 126,806,840.88

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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.