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Finding the Third Proportional to 74,165,954.06 and 109,105,534.41

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Solution

The third proportional to 74,165,954.06 and 109,105,534.41 is: 160,505,150.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,165,954.06 : 109,105,534.41 = 109,105,534.41 : x
  2. Step 2: Convert to fraction form
    74,165,954.06/109,105,534.41 = 109,105,534.41/x
  3. Step 3: Cross multiply
    74,165,954.06x = 109,105,534.41 × 109,105,534.41
  4. Step 4: Simplify right side
    74,165,954.06x = 11,904,017,638,073,402
  5. Step 5: Solve for x
    x = 11,904,017,638,073,402/74,165,954.06
  6. Step 6: Final answer
    x = 160,505,150.76

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.