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Finding the Third Proportional to 167,968,672 and 260,796,520

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Solution

The third proportional to 167,968,672 and 260,796,520 is: 404,925,656.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,968,672 : 260,796,520 = 260,796,520 : x
  2. Step 2: Convert to fraction form
    167,968,672/260,796,520 = 260,796,520/x
  3. Step 3: Cross multiply
    167,968,672x = 260,796,520 × 260,796,520
  4. Step 4: Simplify right side
    167,968,672x = 68,014,824,844,110,400
  5. Step 5: Solve for x
    x = 68,014,824,844,110,400/167,968,672
  6. Step 6: Final answer
    x = 404,925,656.88

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.