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Finding the Third Proportional to 125,722,274.50 and 187,809,153

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Solution

The third proportional to 125,722,274.50 and 187,809,153 is: 280,557,109.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,722,274.50 : 187,809,153 = 187,809,153 : x
  2. Step 2: Convert to fraction form
    125,722,274.50/187,809,153 = 187,809,153/x
  3. Step 3: Cross multiply
    125,722,274.50x = 187,809,153 × 187,809,153
  4. Step 4: Simplify right side
    125,722,274.50x = 35,272,277,950,577,408
  5. Step 5: Solve for x
    x = 35,272,277,950,577,408/125,722,274.50
  6. Step 6: Final answer
    x = 280,557,109.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.