Home / 115,375,571.64-159,218,324.73-63,167,923.17

Finding the Fourth Proportional to 115,375,571.64, 159,218,324.73 and 63,167,923.17

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Solution

The fourth proportional to 115,375,571.64, 159,218,324.73 and 63,167,923.17 is: 87,171,753.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,375,571.64 : 159,218,324.73 = 63,167,923.17 : x
  2. Step 2: Convert to fraction form
    115,375,571.64/159,218,324.73 = 63,167,923.17/x
  3. Step 3: Cross multiply
    115,375,571.64x = 159,218,324.73 × 63,167,923.17
  4. Step 4: Simplify right side
    115,375,571.64x = 10,057,490,903,800,750
  5. Step 5: Solve for x
    x = 10,057,490,903,800,750/115,375,571.64
  6. Step 6: Final answer
    x = 87,171,753.61

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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.