Home / 248,541,245.11-372,850,174.60-84,740,694.69

Finding the Fourth Proportional to 248,541,245.11, 372,850,174.60 and 84,740,694.69

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Solution

The fourth proportional to 248,541,245.11, 372,850,174.60 and 84,740,694.69 is: 127,124,102.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,541,245.11 : 372,850,174.60 = 84,740,694.69 : x
  2. Step 2: Convert to fraction form
    248,541,245.11/372,850,174.60 = 84,740,694.69/x
  3. Step 3: Cross multiply
    248,541,245.11x = 372,850,174.60 × 84,740,694.69
  4. Step 4: Simplify right side
    248,541,245.11x = 31,595,582,810,679,944
  5. Step 5: Solve for x
    x = 31,595,582,810,679,944/248,541,245.11
  6. Step 6: Final answer
    x = 127,124,102.87

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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.