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Finding the Third Proportional to 63,894,702 and 91,370,172

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Solution

The third proportional to 63,894,702 and 91,370,172 is: 130,660,415.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,894,702 : 91,370,172 = 91,370,172 : x
  2. Step 2: Convert to fraction form
    63,894,702/91,370,172 = 91,370,172/x
  3. Step 3: Cross multiply
    63,894,702x = 91,370,172 × 91,370,172
  4. Step 4: Simplify right side
    63,894,702x = 8,348,508,331,309,584
  5. Step 5: Solve for x
    x = 8,348,508,331,309,584/63,894,702
  6. Step 6: Final answer
    x = 130,660,415.81

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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.