Home / 325,023,102.46-487,247,672.42-248,686,917.22

Finding the Fourth Proportional to 325,023,102.46, 487,247,672.42 and 248,686,917.22

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Solution

The fourth proportional to 325,023,102.46, 487,247,672.42 and 248,686,917.22 is: 372,810,796.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,023,102.46 : 487,247,672.42 = 248,686,917.22 : x
  2. Step 2: Convert to fraction form
    325,023,102.46/487,247,672.42 = 248,686,917.22/x
  3. Step 3: Cross multiply
    325,023,102.46x = 487,247,672.42 × 248,686,917.22
  4. Step 4: Simplify right side
    325,023,102.46x = 121,172,121,576,750,224
  5. Step 5: Solve for x
    x = 121,172,121,576,750,224/325,023,102.46
  6. Step 6: Final answer
    x = 372,810,796.09

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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.