Home / 6,809,565,617.92-9,397,196,308.20-3,680,441,009.92

Finding the Fourth Proportional to 6,809,565,617.92, 9,397,196,308.20 and 3,680,441,009.92

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Solution

The fourth proportional to 6,809,565,617.92, 9,397,196,308.20 and 3,680,441,009.92 is: 5,079,006,299.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,809,565,617.92 : 9,397,196,308.20 = 3,680,441,009.92 : x
  2. Step 2: Convert to fraction form
    6,809,565,617.92/9,397,196,308.20 = 3,680,441,009.92/x
  3. Step 3: Cross multiply
    6,809,565,617.92x = 9,397,196,308.20 × 3,680,441,009.92
  4. Step 4: Simplify right side
    6,809,565,617.92x = 34,585,826,670,968,107,008
  5. Step 5: Solve for x
    x = 34,585,826,670,968,107,008/6,809,565,617.92
  6. Step 6: Final answer
    x = 5,079,006,299.60

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.