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Finding the Third Proportional to 172,518,244 and 371,342,816

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Solution

The third proportional to 172,518,244 and 371,342,816 is: 799,309,590.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,518,244 : 371,342,816 = 371,342,816 : x
  2. Step 2: Convert to fraction form
    172,518,244/371,342,816 = 371,342,816/x
  3. Step 3: Cross multiply
    172,518,244x = 371,342,816 × 371,342,816
  4. Step 4: Simplify right side
    172,518,244x = 137,895,486,994,809,856
  5. Step 5: Solve for x
    x = 137,895,486,994,809,856/172,518,244
  6. Step 6: Final answer
    x = 799,309,590.67

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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.