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Finding the Third Proportional to 47,247,152 and 72,885,512

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Solution

The third proportional to 47,247,152 and 72,885,512 is: 112,436,361.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,247,152 : 72,885,512 = 72,885,512 : x
  2. Step 2: Convert to fraction form
    47,247,152/72,885,512 = 72,885,512/x
  3. Step 3: Cross multiply
    47,247,152x = 72,885,512 × 72,885,512
  4. Step 4: Simplify right side
    47,247,152x = 5,312,297,859,502,144
  5. Step 5: Solve for x
    x = 5,312,297,859,502,144/47,247,152
  6. Step 6: Final answer
    x = 112,436,361.44

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.