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Finding the Third Proportional to 74,564,402 and 100,741,179

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Solution

The third proportional to 74,564,402 and 100,741,179 is: 136,107,644.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,564,402 : 100,741,179 = 100,741,179 : x
  2. Step 2: Convert to fraction form
    74,564,402/100,741,179 = 100,741,179/x
  3. Step 3: Cross multiply
    74,564,402x = 100,741,179 × 100,741,179
  4. Step 4: Simplify right side
    74,564,402x = 10,148,785,146,310,040
  5. Step 5: Solve for x
    x = 10,148,785,146,310,040/74,564,402
  6. Step 6: Final answer
    x = 136,107,644.86

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.