Home / 13,615,654,648.80-20,381,593,226.46-8,883,787,721.40

Finding the Fourth Proportional to 13,615,654,648.80, 20,381,593,226.46 and 8,883,787,721.40

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Solution

The fourth proportional to 13,615,654,648.80, 20,381,593,226.46 and 8,883,787,721.40 is: 13,298,350,488.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,615,654,648.80 : 20,381,593,226.46 = 8,883,787,721.40 : x
  2. Step 2: Convert to fraction form
    13,615,654,648.80/20,381,593,226.46 = 8,883,787,721.40/x
  3. Step 3: Cross multiply
    13,615,654,648.80x = 20,381,593,226.46 × 8,883,787,721.40
  4. Step 4: Simplify right side
    13,615,654,648.80x = 181,065,747,647,794,741,248
  5. Step 5: Solve for x
    x = 181,065,747,647,794,741,248/13,615,654,648.80
  6. Step 6: Final answer
    x = 13,298,350,488.33

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1.5x scale

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.