Home / 412,044,422.69-568,621,169.76-226,417,395.80

Finding the Fourth Proportional to 412,044,422.69, 568,621,169.76 and 226,417,395.80

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Solution

The fourth proportional to 412,044,422.69, 568,621,169.76 and 226,417,395.80 is: 312,455,932.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,044,422.69 : 568,621,169.76 = 226,417,395.80 : x
  2. Step 2: Convert to fraction form
    412,044,422.69/568,621,169.76 = 226,417,395.80/x
  3. Step 3: Cross multiply
    412,044,422.69x = 568,621,169.76 × 226,417,395.80
  4. Step 4: Simplify right side
    412,044,422.69x = 128,745,724,450,965,792
  5. Step 5: Solve for x
    x = 128,745,724,450,965,792/412,044,422.69
  6. Step 6: Final answer
    x = 312,455,932.81

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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.