Home / 503,103,721.05-694,299,685.05-277,066,806.26

Finding the Fourth Proportional to 503,103,721.05, 694,299,685.05 and 277,066,806.26

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Solution

The fourth proportional to 503,103,721.05, 694,299,685.05 and 277,066,806.26 is: 382,361,306.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,103,721.05 : 694,299,685.05 = 277,066,806.26 : x
  2. Step 2: Convert to fraction form
    503,103,721.05/694,299,685.05 = 277,066,806.26/x
  3. Step 3: Cross multiply
    503,103,721.05x = 694,299,685.05 × 277,066,806.26
  4. Step 4: Simplify right side
    503,103,721.05x = 192,367,396,320,655,840
  5. Step 5: Solve for x
    x = 192,367,396,320,655,840/503,103,721.05
  6. Step 6: Final answer
    x = 382,361,306.97

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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.