Home / 247,318,957.26-341,286,833.97-137,303,590.86

Finding the Fourth Proportional to 247,318,957.26, 341,286,833.97 and 137,303,590.86

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Solution

The fourth proportional to 247,318,957.26, 341,286,833.97 and 137,303,590.86 is: 189,471,556.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,318,957.26 : 341,286,833.97 = 137,303,590.86 : x
  2. Step 2: Convert to fraction form
    247,318,957.26/341,286,833.97 = 137,303,590.86/x
  3. Step 3: Cross multiply
    247,318,957.26x = 341,286,833.97 × 137,303,590.86
  4. Step 4: Simplify right side
    247,318,957.26x = 46,859,907,817,321,640
  5. Step 5: Solve for x
    x = 46,859,907,817,321,640/247,318,957.26
  6. Step 6: Final answer
    x = 189,471,556.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.