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Finding the Third Proportional to 153,942,118 and 331,946,732

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Solution

The third proportional to 153,942,118 and 331,946,732 is: 715,779,634.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,942,118 : 331,946,732 = 331,946,732 : x
  2. Step 2: Convert to fraction form
    153,942,118/331,946,732 = 331,946,732/x
  3. Step 3: Cross multiply
    153,942,118x = 331,946,732 × 331,946,732
  4. Step 4: Simplify right side
    153,942,118x = 110,188,632,885,479,824
  5. Step 5: Solve for x
    x = 110,188,632,885,479,824/153,942,118
  6. Step 6: Final answer
    x = 715,779,634.04

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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.