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Finding the Third Proportional to 99,003,903 and 141,370,768.50

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Solution

The third proportional to 99,003,903 and 141,370,768.50 is: 201,867,740.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,003,903 : 141,370,768.50 = 141,370,768.50 : x
  2. Step 2: Convert to fraction form
    99,003,903/141,370,768.50 = 141,370,768.50/x
  3. Step 3: Cross multiply
    99,003,903x = 141,370,768.50 × 141,370,768.50
  4. Step 4: Simplify right side
    99,003,903x = 19,985,694,186,280,592
  5. Step 5: Solve for x
    x = 19,985,694,186,280,592/99,003,903
  6. Step 6: Final answer
    x = 201,867,740.37

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.