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Finding the Third Proportional to 67,692,100 and 103,125,318

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Solution

The third proportional to 67,692,100 and 103,125,318 is: 157,105,943.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,692,100 : 103,125,318 = 103,125,318 : x
  2. Step 2: Convert to fraction form
    67,692,100/103,125,318 = 103,125,318/x
  3. Step 3: Cross multiply
    67,692,100x = 103,125,318 × 103,125,318
  4. Step 4: Simplify right side
    67,692,100x = 10,634,831,212,601,124
  5. Step 5: Solve for x
    x = 10,634,831,212,601,124/67,692,100
  6. Step 6: Final answer
    x = 157,105,943.12

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.