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Finding the Third Proportional to 74,134,502.50 and 154,405,073.50

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Solution

The third proportional to 74,134,502.50 and 154,405,073.50 is: 321,590,162.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,134,502.50 : 154,405,073.50 = 154,405,073.50 : x
  2. Step 2: Convert to fraction form
    74,134,502.50/154,405,073.50 = 154,405,073.50/x
  3. Step 3: Cross multiply
    74,134,502.50x = 154,405,073.50 × 154,405,073.50
  4. Step 4: Simplify right side
    74,134,502.50x = 23,840,926,722,540,404
  5. Step 5: Solve for x
    x = 23,840,926,722,540,404/74,134,502.50
  6. Step 6: Final answer
    x = 321,590,162.73

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.