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Finding the Third Proportional to 31,192,048 and 69,556,304

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Solution

The third proportional to 31,192,048 and 69,556,304 is: 155,106,180.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,192,048 : 69,556,304 = 69,556,304 : x
  2. Step 2: Convert to fraction form
    31,192,048/69,556,304 = 69,556,304/x
  3. Step 3: Cross multiply
    31,192,048x = 69,556,304 × 69,556,304
  4. Step 4: Simplify right side
    31,192,048x = 4,838,079,426,140,416
  5. Step 5: Solve for x
    x = 4,838,079,426,140,416/31,192,048
  6. Step 6: Final answer
    x = 155,106,180.46

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.