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Finding the Third Proportional to 41,707,812 and 90,830,328

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Solution

The third proportional to 41,707,812 and 90,830,328 is: 197,808,230.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,707,812 : 90,830,328 = 90,830,328 : x
  2. Step 2: Convert to fraction form
    41,707,812/90,830,328 = 90,830,328/x
  3. Step 3: Cross multiply
    41,707,812x = 90,830,328 × 90,830,328
  4. Step 4: Simplify right side
    41,707,812x = 8,250,148,484,587,584
  5. Step 5: Solve for x
    x = 8,250,148,484,587,584/41,707,812
  6. Step 6: Final answer
    x = 197,808,230.38

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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.