Home / 6,661,506,078.40-9,992,259,117.60-6,467,795,833.90

Finding the Fourth Proportional to 6,661,506,078.40, 9,992,259,117.60 and 6,467,795,833.90

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Solution

The fourth proportional to 6,661,506,078.40, 9,992,259,117.60 and 6,467,795,833.90 is: 9,701,693,750.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,661,506,078.40 : 9,992,259,117.60 = 6,467,795,833.90 : x
  2. Step 2: Convert to fraction form
    6,661,506,078.40/9,992,259,117.60 = 6,467,795,833.90/x
  3. Step 3: Cross multiply
    6,661,506,078.40x = 9,992,259,117.60 × 6,467,795,833.90
  4. Step 4: Simplify right side
    6,661,506,078.40x = 64,627,891,892,062,568,448
  5. Step 5: Solve for x
    x = 64,627,891,892,062,568,448/6,661,506,078.40
  6. Step 6: Final answer
    x = 9,701,693,750.85

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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.