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Finding the Third Proportional to 19,930,637,222 and 28,031,107,735

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Solution

The third proportional to 19,930,637,222 and 28,031,107,735 is: 39,423,877,525.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,930,637,222 : 28,031,107,735 = 28,031,107,735 : x
  2. Step 2: Convert to fraction form
    19,930,637,222/28,031,107,735 = 28,031,107,735/x
  3. Step 3: Cross multiply
    19,930,637,222x = 28,031,107,735 × 28,031,107,735
  4. Step 4: Simplify right side
    19,930,637,222x = 785,743,000,851,176,882,176
  5. Step 5: Solve for x
    x = 785,743,000,851,176,882,176/19,930,637,222
  6. Step 6: Final answer
    x = 39,423,877,525.79

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.