Home / 258,204,251.49-356,329,334.84-140,737,190.06

Finding the Fourth Proportional to 258,204,251.49, 356,329,334.84 and 140,737,190.06

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Solution

The fourth proportional to 258,204,251.49, 356,329,334.84 and 140,737,190.06 is: 194,221,392.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,204,251.49 : 356,329,334.84 = 140,737,190.06 : x
  2. Step 2: Convert to fraction form
    258,204,251.49/356,329,334.84 = 140,737,190.06/x
  3. Step 3: Cross multiply
    258,204,251.49x = 356,329,334.84 × 140,737,190.06
  4. Step 4: Simplify right side
    258,204,251.49x = 50,148,789,318,845,128
  5. Step 5: Solve for x
    x = 50,148,789,318,845,128/258,204,251.49
  6. Step 6: Final answer
    x = 194,221,392.67

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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.