Home / 6,661,506,098.40-9,992,259,147.60-6,467,795,853.90

Finding the Fourth Proportional to 6,661,506,098.40, 9,992,259,147.60 and 6,467,795,853.90

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Solution

The fourth proportional to 6,661,506,098.40, 9,992,259,147.60 and 6,467,795,853.90 is: 9,701,693,780.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,661,506,098.40 : 9,992,259,147.60 = 6,467,795,853.90 : x
  2. Step 2: Convert to fraction form
    6,661,506,098.40/9,992,259,147.60 = 6,467,795,853.90/x
  3. Step 3: Cross multiply
    6,661,506,098.40x = 9,992,259,147.60 × 6,467,795,853.90
  4. Step 4: Simplify right side
    6,661,506,098.40x = 64,627,892,285,941,628,928
  5. Step 5: Solve for x
    x = 64,627,892,285,941,628,928/6,661,506,098.40
  6. Step 6: Final answer
    x = 9,701,693,780.85

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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.