Home / 18,722,292,689.52-28,093,094,286.12-8,774,747,002.68

Finding the Fourth Proportional to 18,722,292,689.52, 28,093,094,286.12 and 8,774,747,002.68

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Solution

The fourth proportional to 18,722,292,689.52, 28,093,094,286.12 and 8,774,747,002.68 is: 13,166,645,718.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,722,292,689.52 : 28,093,094,286.12 = 8,774,747,002.68 : x
  2. Step 2: Convert to fraction form
    18,722,292,689.52/28,093,094,286.12 = 8,774,747,002.68/x
  3. Step 3: Cross multiply
    18,722,292,689.52x = 28,093,094,286.12 × 8,774,747,002.68
  4. Step 4: Simplify right side
    18,722,292,689.52x = 246,509,794,883,138,093,056
  5. Step 5: Solve for x
    x = 246,509,794,883,138,093,056/18,722,292,689.52
  6. Step 6: Final answer
    x = 13,166,645,718.62

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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.