Home / 225,322,845.23-311,097,362.07-140,678,963.97

Finding the Fourth Proportional to 225,322,845.23, 311,097,362.07 and 140,678,963.97

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Solution

The fourth proportional to 225,322,845.23, 311,097,362.07 and 140,678,963.97 is: 194,231,767.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,322,845.23 : 311,097,362.07 = 140,678,963.97 : x
  2. Step 2: Convert to fraction form
    225,322,845.23/311,097,362.07 = 140,678,963.97/x
  3. Step 3: Cross multiply
    225,322,845.23x = 311,097,362.07 × 140,678,963.97
  4. Step 4: Simplify right side
    225,322,845.23x = 43,764,854,589,807,576
  5. Step 5: Solve for x
    x = 43,764,854,589,807,576/225,322,845.23
  6. Step 6: Final answer
    x = 194,231,767.96

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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.