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Finding the Third Proportional to 25,229,689 and 55,235,783

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Solution

The third proportional to 25,229,689 and 55,235,783 is: 120,928,629.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,229,689 : 55,235,783 = 55,235,783 : x
  2. Step 2: Convert to fraction form
    25,229,689/55,235,783 = 55,235,783/x
  3. Step 3: Cross multiply
    25,229,689x = 55,235,783 × 55,235,783
  4. Step 4: Simplify right side
    25,229,689x = 3,050,991,723,623,089
  5. Step 5: Solve for x
    x = 3,050,991,723,623,089/25,229,689
  6. Step 6: Final answer
    x = 120,928,629.90

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.