Home / 258,159,882.24-356,251,588.56-140,682,815.28

Finding the Fourth Proportional to 258,159,882.24, 356,251,588.56 and 140,682,815.28

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Solution

The fourth proportional to 258,159,882.24, 356,251,588.56 and 140,682,815.28 is: 194,137,353.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,159,882.24 : 356,251,588.56 = 140,682,815.28 : x
  2. Step 2: Convert to fraction form
    258,159,882.24/356,251,588.56 = 140,682,815.28/x
  3. Step 3: Cross multiply
    258,159,882.24x = 356,251,588.56 × 140,682,815.28
  4. Step 4: Simplify right side
    258,159,882.24x = 50,118,476,426,593,040
  5. Step 5: Solve for x
    x = 50,118,476,426,593,040/258,159,882.24
  6. Step 6: Final answer
    x = 194,137,353.92

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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.