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Finding the Third Proportional to 161,918,647 and 236,805,288

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Solution

The third proportional to 161,918,647 and 236,805,288 is: 346,326,661.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,918,647 : 236,805,288 = 236,805,288 : x
  2. Step 2: Convert to fraction form
    161,918,647/236,805,288 = 236,805,288/x
  3. Step 3: Cross multiply
    161,918,647x = 236,805,288 × 236,805,288
  4. Step 4: Simplify right side
    161,918,647x = 56,076,744,424,762,944
  5. Step 5: Solve for x
    x = 56,076,744,424,762,944/161,918,647
  6. Step 6: Final answer
    x = 346,326,661.34

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.