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Finding the Third Proportional to 20,016,308 and 43,702,942

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Solution

The third proportional to 20,016,308 and 43,702,942 is: 95,419,551.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,016,308 : 43,702,942 = 43,702,942 : x
  2. Step 2: Convert to fraction form
    20,016,308/43,702,942 = 43,702,942/x
  3. Step 3: Cross multiply
    20,016,308x = 43,702,942 × 43,702,942
  4. Step 4: Simplify right side
    20,016,308x = 1,909,947,139,455,364
  5. Step 5: Solve for x
    x = 1,909,947,139,455,364/20,016,308
  6. Step 6: Final answer
    x = 95,419,551.87

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.