Home / 8,858,669,643.20-13,288,004,464.80-2,315,568,051.20

Finding the Fourth Proportional to 8,858,669,643.20, 13,288,004,464.80 and 2,315,568,051.20

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Solution

The fourth proportional to 8,858,669,643.20, 13,288,004,464.80 and 2,315,568,051.20 is: 3,473,352,076.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858,669,643.20 : 13,288,004,464.80 = 2,315,568,051.20 : x
  2. Step 2: Convert to fraction form
    8,858,669,643.20/13,288,004,464.80 = 2,315,568,051.20/x
  3. Step 3: Cross multiply
    8,858,669,643.20x = 13,288,004,464.80 × 2,315,568,051.20
  4. Step 4: Simplify right side
    8,858,669,643.20x = 30,769,278,602,893,832,192
  5. Step 5: Solve for x
    x = 30,769,278,602,893,832,192/8,858,669,643.20
  6. Step 6: Final answer
    x = 3,473,352,076.80

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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.