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Finding the Third Proportional to 143,942,485.50 and 313,442,091

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Solution

The third proportional to 143,942,485.50 and 313,442,091 is: 682,536,112.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,942,485.50 : 313,442,091 = 313,442,091 : x
  2. Step 2: Convert to fraction form
    143,942,485.50/313,442,091 = 313,442,091/x
  3. Step 3: Cross multiply
    143,942,485.50x = 313,442,091 × 313,442,091
  4. Step 4: Simplify right side
    143,942,485.50x = 98,245,944,410,452,288
  5. Step 5: Solve for x
    x = 98,245,944,410,452,288/143,942,485.50
  6. Step 6: Final answer
    x = 682,536,112.04

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.