Home / 326,629,772.40-489,944,658.60-269,942,732.40

Finding the Fourth Proportional to 326,629,772.40, 489,944,658.60 and 269,942,732.40

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Solution

The fourth proportional to 326,629,772.40, 489,944,658.60 and 269,942,732.40 is: 404,914,098.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,629,772.40 : 489,944,658.60 = 269,942,732.40 : x
  2. Step 2: Convert to fraction form
    326,629,772.40/489,944,658.60 = 269,942,732.40/x
  3. Step 3: Cross multiply
    326,629,772.40x = 489,944,658.60 × 269,942,732.40
  4. Step 4: Simplify right side
    326,629,772.40x = 132,256,999,867,269,152
  5. Step 5: Solve for x
    x = 132,256,999,867,269,152/326,629,772.40
  6. Step 6: Final answer
    x = 404,914,098.60

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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.