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Finding the Third Proportional to 207,354,042 and 445,480,092

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Solution

The third proportional to 207,354,042 and 445,480,092 is: 957,070,865.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,354,042 : 445,480,092 = 445,480,092 : x
  2. Step 2: Convert to fraction form
    207,354,042/445,480,092 = 445,480,092/x
  3. Step 3: Cross multiply
    207,354,042x = 445,480,092 × 445,480,092
  4. Step 4: Simplify right side
    207,354,042x = 198,452,512,368,328,448
  5. Step 5: Solve for x
    x = 198,452,512,368,328,448/207,354,042
  6. Step 6: Final answer
    x = 957,070,865.15

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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.