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Finding the Third Proportional to 45,998,979 and 98,740,521

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Solution

The third proportional to 45,998,979 and 98,740,521 is: 211,954,497.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,998,979 : 98,740,521 = 98,740,521 : x
  2. Step 2: Convert to fraction form
    45,998,979/98,740,521 = 98,740,521/x
  3. Step 3: Cross multiply
    45,998,979x = 98,740,521 × 98,740,521
  4. Step 4: Simplify right side
    45,998,979x = 9,749,690,487,351,440
  5. Step 5: Solve for x
    x = 9,749,690,487,351,440/45,998,979
  6. Step 6: Final answer
    x = 211,954,497.67

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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.