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Finding the Third Proportional to 102,979,626 and 155,427,091.50

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Solution

The third proportional to 102,979,626 and 155,427,091.50 is: 234,586,021.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,979,626 : 155,427,091.50 = 155,427,091.50 : x
  2. Step 2: Convert to fraction form
    102,979,626/155,427,091.50 = 155,427,091.50/x
  3. Step 3: Cross multiply
    102,979,626x = 155,427,091.50 × 155,427,091.50
  4. Step 4: Simplify right side
    102,979,626x = 24,157,580,772,149,372
  5. Step 5: Solve for x
    x = 24,157,580,772,149,372/102,979,626
  6. Step 6: Final answer
    x = 234,586,021.63

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.