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Finding the Third Proportional to 90,554,328 and 195,449,184

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Solution

The third proportional to 90,554,328 and 195,449,184 is: 421,850,444.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,554,328 : 195,449,184 = 195,449,184 : x
  2. Step 2: Convert to fraction form
    90,554,328/195,449,184 = 195,449,184/x
  3. Step 3: Cross multiply
    90,554,328x = 195,449,184 × 195,449,184
  4. Step 4: Simplify right side
    90,554,328x = 38,200,383,526,265,856
  5. Step 5: Solve for x
    x = 38,200,383,526,265,856/90,554,328
  6. Step 6: Final answer
    x = 421,850,444.59

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.