Home / 172,642,762.92-238,244,232.42-94,324,634.76

Finding the Fourth Proportional to 172,642,762.92, 238,244,232.42 and 94,324,634.76

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Solution

The fourth proportional to 172,642,762.92, 238,244,232.42 and 94,324,634.76 is: 130,166,476.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,642,762.92 : 238,244,232.42 = 94,324,634.76 : x
  2. Step 2: Convert to fraction form
    172,642,762.92/238,244,232.42 = 94,324,634.76/x
  3. Step 3: Cross multiply
    172,642,762.92x = 238,244,232.42 × 94,324,634.76
  4. Step 4: Simplify right side
    172,642,762.92x = 22,472,300,206,693,052
  5. Step 5: Solve for x
    x = 22,472,300,206,693,052/172,642,762.92
  6. Step 6: Final answer
    x = 130,166,476.87

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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.