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Finding the Third Proportional to 69,657,411 and 162,661,777.50

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Solution

The third proportional to 69,657,411 and 162,661,777.50 is: 379,842,625.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,657,411 : 162,661,777.50 = 162,661,777.50 : x
  2. Step 2: Convert to fraction form
    69,657,411/162,661,777.50 = 162,661,777.50/x
  3. Step 3: Cross multiply
    69,657,411x = 162,661,777.50 × 162,661,777.50
  4. Step 4: Simplify right side
    69,657,411x = 26,458,853,859,459,508
  5. Step 5: Solve for x
    x = 26,458,853,859,459,508/69,657,411
  6. Step 6: Final answer
    x = 379,842,625.21

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.