Home / 77,536,118.25-120,042,975.38

Finding the Third Proportional to 77,536,118.25 and 120,042,975.38

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Solution

The third proportional to 77,536,118.25 and 120,042,975.38 is: 185,852,945.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,536,118.25 : 120,042,975.38 = 120,042,975.38 : x
  2. Step 2: Convert to fraction form
    77,536,118.25/120,042,975.38 = 120,042,975.38/x
  3. Step 3: Cross multiply
    77,536,118.25x = 120,042,975.38 × 120,042,975.38
  4. Step 4: Simplify right side
    77,536,118.25x = 14,410,315,936,882,856
  5. Step 5: Solve for x
    x = 14,410,315,936,882,856/77,536,118.25
  6. Step 6: Final answer
    x = 185,852,945.21

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.