Home / 17,177,647,513.20-25,766,471,269.80-8,912,677,081.20

Finding the Fourth Proportional to 17,177,647,513.20, 25,766,471,269.80 and 8,912,677,081.20

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Solution

The fourth proportional to 17,177,647,513.20, 25,766,471,269.80 and 8,912,677,081.20 is: 13,369,015,621.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,177,647,513.20 : 25,766,471,269.80 = 8,912,677,081.20 : x
  2. Step 2: Convert to fraction form
    17,177,647,513.20/25,766,471,269.80 = 8,912,677,081.20/x
  3. Step 3: Cross multiply
    17,177,647,513.20x = 25,766,471,269.80 × 8,912,677,081.20
  4. Step 4: Simplify right side
    17,177,647,513.20x = 229,648,237,949,744,742,400
  5. Step 5: Solve for x
    x = 229,648,237,949,744,742,400/17,177,647,513.20
  6. Step 6: Final answer
    x = 13,369,015,621.80

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Double scale
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Similar ratio
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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.