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Finding the Third Proportional to 57,747,803.25 and 128,407,104

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Solution

The third proportional to 57,747,803.25 and 128,407,104 is: 285,524,010.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,747,803.25 : 128,407,104 = 128,407,104 : x
  2. Step 2: Convert to fraction form
    57,747,803.25/128,407,104 = 128,407,104/x
  3. Step 3: Cross multiply
    57,747,803.25x = 128,407,104 × 128,407,104
  4. Step 4: Simplify right side
    57,747,803.25x = 16,488,384,357,666,816
  5. Step 5: Solve for x
    x = 16,488,384,357,666,816/57,747,803.25
  6. Step 6: Final answer
    x = 285,524,010.09

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.