Home / 205,106,585.26-307,708,822.73-66,932,449.43

Finding the Fourth Proportional to 205,106,585.26, 307,708,822.73 and 66,932,449.43

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Solution

The fourth proportional to 205,106,585.26, 307,708,822.73 and 66,932,449.43 is: 100,414,646.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,106,585.26 : 307,708,822.73 = 66,932,449.43 : x
  2. Step 2: Convert to fraction form
    205,106,585.26/307,708,822.73 = 66,932,449.43/x
  3. Step 3: Cross multiply
    205,106,585.26x = 307,708,822.73 × 66,932,449.43
  4. Step 4: Simplify right side
    205,106,585.26x = 20,595,705,216,540,560
  5. Step 5: Solve for x
    x = 20,595,705,216,540,560/205,106,585.26
  6. Step 6: Final answer
    x = 100,414,646.32

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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.