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Finding the Third Proportional to 188,810,992 and 291,601,614

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Solution

The third proportional to 188,810,992 and 291,601,614 is: 450,352,494.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,810,992 : 291,601,614 = 291,601,614 : x
  2. Step 2: Convert to fraction form
    188,810,992/291,601,614 = 291,601,614/x
  3. Step 3: Cross multiply
    188,810,992x = 291,601,614 × 291,601,614
  4. Step 4: Simplify right side
    188,810,992x = 85,031,501,287,404,992
  5. Step 5: Solve for x
    x = 85,031,501,287,404,992/188,810,992
  6. Step 6: Final answer
    x = 450,352,494.77

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.