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Finding the Third Proportional to 161,111,039 and 347,893,642

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Solution

The third proportional to 161,111,039 and 347,893,642 is: 751,220,939.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,111,039 : 347,893,642 = 347,893,642 : x
  2. Step 2: Convert to fraction form
    161,111,039/347,893,642 = 347,893,642/x
  3. Step 3: Cross multiply
    161,111,039x = 347,893,642 × 347,893,642
  4. Step 4: Simplify right side
    161,111,039x = 121,029,986,144,024,160
  5. Step 5: Solve for x
    x = 121,029,986,144,024,160/161,111,039
  6. Step 6: Final answer
    x = 751,220,939.89

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.