Home / 72,325,803.38-109,161,309.38

Finding the Third Proportional to 72,325,803.38 and 109,161,309.38

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Solution

The third proportional to 72,325,803.38 and 109,161,309.38 is: 164,757,125.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,325,803.38 : 109,161,309.38 = 109,161,309.38 : x
  2. Step 2: Convert to fraction form
    72,325,803.38/109,161,309.38 = 109,161,309.38/x
  3. Step 3: Cross multiply
    72,325,803.38x = 109,161,309.38 × 109,161,309.38
  4. Step 4: Simplify right side
    72,325,803.38x = 11,916,191,464,464,462
  5. Step 5: Solve for x
    x = 11,916,191,464,464,462/72,325,803.38
  6. Step 6: Final answer
    x = 164,757,125.51

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.