Home / 258,204,250.99-356,329,334.15-140,737,189.56

Finding the Fourth Proportional to 258,204,250.99, 356,329,334.15 and 140,737,189.56

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Solution

The fourth proportional to 258,204,250.99, 356,329,334.15 and 140,737,189.56 is: 194,221,391.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,204,250.99 : 356,329,334.15 = 140,737,189.56 : x
  2. Step 2: Convert to fraction form
    258,204,250.99/356,329,334.15 = 140,737,189.56/x
  3. Step 3: Cross multiply
    258,204,250.99x = 356,329,334.15 × 140,737,189.56
  4. Step 4: Simplify right side
    258,204,250.99x = 50,148,789,046,057,128
  5. Step 5: Solve for x
    x = 50,148,789,046,057,128/258,204,250.99
  6. Step 6: Final answer
    x = 194,221,391.99

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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.