Home / 503,103,721.68-694,299,685.91-277,066,806.88

Finding the Fourth Proportional to 503,103,721.68, 694,299,685.91 and 277,066,806.88

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Solution

The fourth proportional to 503,103,721.68, 694,299,685.91 and 277,066,806.88 is: 382,361,307.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,103,721.68 : 694,299,685.91 = 277,066,806.88 : x
  2. Step 2: Convert to fraction form
    503,103,721.68/694,299,685.91 = 277,066,806.88/x
  3. Step 3: Cross multiply
    503,103,721.68x = 694,299,685.91 × 277,066,806.88
  4. Step 4: Simplify right side
    503,103,721.68x = 192,367,396,993,563,296
  5. Step 5: Solve for x
    x = 192,367,396,993,563,296/503,103,721.68
  6. Step 6: Final answer
    x = 382,361,307.83

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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.