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Finding the Third Proportional to 69,706,336 and 151,502,408

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Solution

The third proportional to 69,706,336 and 151,502,408 is: 329,281,109.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,706,336 : 151,502,408 = 151,502,408 : x
  2. Step 2: Convert to fraction form
    69,706,336/151,502,408 = 151,502,408/x
  3. Step 3: Cross multiply
    69,706,336x = 151,502,408 × 151,502,408
  4. Step 4: Simplify right side
    69,706,336x = 22,952,979,629,798,464
  5. Step 5: Solve for x
    x = 22,952,979,629,798,464/69,706,336
  6. Step 6: Final answer
    x = 329,281,109.11

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.