Home / 412,055,626.20-568,636,633.65-226,428,599.31

Finding the Fourth Proportional to 412,055,626.20, 568,636,633.65 and 226,428,599.31

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Solution

The fourth proportional to 412,055,626.20, 568,636,633.65 and 226,428,599.31 is: 312,471,395.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,055,626.20 : 568,636,633.65 = 226,428,599.31 : x
  2. Step 2: Convert to fraction form
    412,055,626.20/568,636,633.65 = 226,428,599.31/x
  3. Step 3: Cross multiply
    412,055,626.20x = 568,636,633.65 × 226,428,599.31
  4. Step 4: Simplify right side
    412,055,626.20x = 128,755,596,472,439,824
  5. Step 5: Solve for x
    x = 128,755,596,472,439,824/412,055,626.20
  6. Step 6: Final answer
    x = 312,471,395.33

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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.