Home / 9,864,907,660.80-14,797,361,491.20-7,772,837,020.20

Finding the Fourth Proportional to 9,864,907,660.80, 14,797,361,491.20 and 7,772,837,020.20

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Solution

The fourth proportional to 9,864,907,660.80, 14,797,361,491.20 and 7,772,837,020.20 is: 11,659,255,530.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,864,907,660.80 : 14,797,361,491.20 = 7,772,837,020.20 : x
  2. Step 2: Convert to fraction form
    9,864,907,660.80/14,797,361,491.20 = 7,772,837,020.20/x
  3. Step 3: Cross multiply
    9,864,907,660.80x = 14,797,361,491.20 × 7,772,837,020.20
  4. Step 4: Simplify right side
    9,864,907,660.80x = 115,017,479,200,081,231,872
  5. Step 5: Solve for x
    x = 115,017,479,200,081,231,872/9,864,907,660.80
  6. Step 6: Final answer
    x = 11,659,255,530.30

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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.