Home / 293,216,273.64-439,611,162.78-137,689,940.43

Finding the Fourth Proportional to 293,216,273.64, 439,611,162.78 and 137,689,940.43

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Solution

The fourth proportional to 293,216,273.64, 439,611,162.78 and 137,689,940.43 is: 206,434,772.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,216,273.64 : 439,611,162.78 = 137,689,940.43 : x
  2. Step 2: Convert to fraction form
    293,216,273.64/439,611,162.78 = 137,689,940.43/x
  3. Step 3: Cross multiply
    293,216,273.64x = 439,611,162.78 × 137,689,940.43
  4. Step 4: Simplify right side
    293,216,273.64x = 60,530,034,815,541,232
  5. Step 5: Solve for x
    x = 60,530,034,815,541,232/293,216,273.64
  6. Step 6: Final answer
    x = 206,434,772.75

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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.