Home / 38,299,606.88-81,979,231.50

Finding the Third Proportional to 38,299,606.88 and 81,979,231.50

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Solution

The third proportional to 38,299,606.88 and 81,979,231.50 is: 175,474,239.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,299,606.88 : 81,979,231.50 = 81,979,231.50 : x
  2. Step 2: Convert to fraction form
    38,299,606.88/81,979,231.50 = 81,979,231.50/x
  3. Step 3: Cross multiply
    38,299,606.88x = 81,979,231.50 × 81,979,231.50
  4. Step 4: Simplify right side
    38,299,606.88x = 6,720,594,397,330,592
  5. Step 5: Solve for x
    x = 6,720,594,397,330,592/38,299,606.88
  6. Step 6: Final answer
    x = 175,474,239.70

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.