Home / 654,667,847.34-982,131,134.46-240,148,517.45

Finding the Fourth Proportional to 654,667,847.34, 982,131,134.46 and 240,148,517.45

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Solution

The fourth proportional to 654,667,847.34, 982,131,134.46 and 240,148,517.45 is: 360,270,229.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,667,847.34 : 982,131,134.46 = 240,148,517.45 : x
  2. Step 2: Convert to fraction form
    654,667,847.34/982,131,134.46 = 240,148,517.45/x
  3. Step 3: Cross multiply
    654,667,847.34x = 982,131,134.46 × 240,148,517.45
  4. Step 4: Simplify right side
    654,667,847.34x = 235,857,335,875,944,224
  5. Step 5: Solve for x
    x = 235,857,335,875,944,224/654,667,847.34
  6. Step 6: Final answer
    x = 360,270,229.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.