Home / 491,111,722.80-736,667,584.20-336,143,527.20

Finding the Fourth Proportional to 491,111,722.80, 736,667,584.20 and 336,143,527.20

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Solution

The fourth proportional to 491,111,722.80, 736,667,584.20 and 336,143,527.20 is: 504,215,290.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,111,722.80 : 736,667,584.20 = 336,143,527.20 : x
  2. Step 2: Convert to fraction form
    491,111,722.80/736,667,584.20 = 336,143,527.20/x
  3. Step 3: Cross multiply
    491,111,722.80x = 736,667,584.20 × 336,143,527.20
  4. Step 4: Simplify right side
    491,111,722.80x = 247,626,040,126,891,008
  5. Step 5: Solve for x
    x = 247,626,040,126,891,008/491,111,722.80
  6. Step 6: Final answer
    x = 504,215,290.80

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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.