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Finding the Third Proportional to 172,518,246 and 371,342,820

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Solution

The third proportional to 172,518,246 and 371,342,820 is: 799,309,598.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,518,246 : 371,342,820 = 371,342,820 : x
  2. Step 2: Convert to fraction form
    172,518,246/371,342,820 = 371,342,820/x
  3. Step 3: Cross multiply
    172,518,246x = 371,342,820 × 371,342,820
  4. Step 4: Simplify right side
    172,518,246x = 137,895,489,965,552,400
  5. Step 5: Solve for x
    x = 137,895,489,965,552,400/172,518,246
  6. Step 6: Final answer
    x = 799,309,598.62

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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.