Home / 259,465,544,350.52-389,056,436,057.64-206,025,959,544.66

Finding the Fourth Proportional to 259,465,544,350.52, 389,056,436,057.64 and 206,025,959,544.66

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Solution

The fourth proportional to 259,465,544,350.52, 389,056,436,057.64 and 206,025,959,544.66 is: 308,926,280,583.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,465,544,350.52 : 389,056,436,057.64 = 206,025,959,544.66 : x
  2. Step 2: Convert to fraction form
    259,465,544,350.52/389,056,436,057.64 = 206,025,959,544.66/x
  3. Step 3: Cross multiply
    259,465,544,350.52x = 389,056,436,057.64 × 206,025,959,544.66
  4. Step 4: Simplify right side
    259,465,544,350.52x = 80,155,725,555,800,934,973,440
  5. Step 5: Solve for x
    x = 80,155,725,555,800,934,973,440/259,465,544,350.52
  6. Step 6: Final answer
    x = 308,926,280,583.58

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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.