Home / 137,396,099.80-206,188,628.10-56,617,067.80

Finding the Fourth Proportional to 137,396,099.80, 206,188,628.10 and 56,617,067.80

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Solution

The fourth proportional to 137,396,099.80, 206,188,628.10 and 56,617,067.80 is: 84,964,533.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,396,099.80 : 206,188,628.10 = 56,617,067.80 : x
  2. Step 2: Convert to fraction form
    137,396,099.80/206,188,628.10 = 56,617,067.80/x
  3. Step 3: Cross multiply
    137,396,099.80x = 206,188,628.10 × 56,617,067.80
  4. Step 4: Simplify right side
    137,396,099.80x = 11,673,795,536,726,684
  5. Step 5: Solve for x
    x = 11,673,795,536,726,684/137,396,099.80
  6. Step 6: Final answer
    x = 84,964,533.59

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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.