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Finding the Third Proportional to 90,875,167 and 195,607,166

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Solution

The third proportional to 90,875,167 and 195,607,166 is: 421,040,914.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,875,167 : 195,607,166 = 195,607,166 : x
  2. Step 2: Convert to fraction form
    90,875,167/195,607,166 = 195,607,166/x
  3. Step 3: Cross multiply
    90,875,167x = 195,607,166 × 195,607,166
  4. Step 4: Simplify right side
    90,875,167x = 38,262,163,390,551,552
  5. Step 5: Solve for x
    x = 38,262,163,390,551,552/90,875,167
  6. Step 6: Final answer
    x = 421,040,914.19

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.