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Finding the Third Proportional to 63,894,738 and 91,370,221

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Solution

The third proportional to 63,894,738 and 91,370,221 is: 130,660,482.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,894,738 : 91,370,221 = 91,370,221 : x
  2. Step 2: Convert to fraction form
    63,894,738/91,370,221 = 91,370,221/x
  3. Step 3: Cross multiply
    63,894,738x = 91,370,221 × 91,370,221
  4. Step 4: Simplify right side
    63,894,738x = 8,348,517,285,588,841
  5. Step 5: Solve for x
    x = 8,348,517,285,588,841/63,894,738
  6. Step 6: Final answer
    x = 130,660,482.33

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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.