Home / 412,055,605.62-568,636,605.62-226,428,578.73

Finding the Fourth Proportional to 412,055,605.62, 568,636,605.62 and 226,428,578.73

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Solution

The fourth proportional to 412,055,605.62, 568,636,605.62 and 226,428,578.73 is: 312,471,367.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,055,605.62 : 568,636,605.62 = 226,428,578.73 : x
  2. Step 2: Convert to fraction form
    412,055,605.62/568,636,605.62 = 226,428,578.73/x
  3. Step 3: Cross multiply
    412,055,605.62x = 568,636,605.62 × 226,428,578.73
  4. Step 4: Simplify right side
    412,055,605.62x = 128,755,578,423,255,984
  5. Step 5: Solve for x
    x = 128,755,578,423,255,984/412,055,605.62
  6. Step 6: Final answer
    x = 312,471,367.13

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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.