Home / 51,211,939.50-76,819,546.13

Finding the Third Proportional to 51,211,939.50 and 76,819,546.13

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Solution

The third proportional to 51,211,939.50 and 76,819,546.13 is: 115,231,774.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,211,939.50 : 76,819,546.13 = 76,819,546.13 : x
  2. Step 2: Convert to fraction form
    51,211,939.50/76,819,546.13 = 76,819,546.13/x
  3. Step 3: Cross multiply
    51,211,939.50x = 76,819,546.13 × 76,819,546.13
  4. Step 4: Simplify right side
    51,211,939.50x = 5,901,242,666,851,003
  5. Step 5: Solve for x
    x = 5,901,242,666,851,003/51,211,939.50
  6. Step 6: Final answer
    x = 115,231,774.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.