Home / 4,723,928,078.40-7,085,892,117.60-1,451,952,129.60

Finding the Fourth Proportional to 4,723,928,078.40, 7,085,892,117.60 and 1,451,952,129.60

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Solution

The fourth proportional to 4,723,928,078.40, 7,085,892,117.60 and 1,451,952,129.60 is: 2,177,928,194.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723,928,078.40 : 7,085,892,117.60 = 1,451,952,129.60 : x
  2. Step 2: Convert to fraction form
    4,723,928,078.40/7,085,892,117.60 = 1,451,952,129.60/x
  3. Step 3: Cross multiply
    4,723,928,078.40x = 7,085,892,117.60 × 1,451,952,129.60
  4. Step 4: Simplify right side
    4,723,928,078.40x = 10,288,376,150,265,174,016
  5. Step 5: Solve for x
    x = 10,288,376,150,265,174,016/4,723,928,078.40
  6. Step 6: Final answer
    x = 2,177,928,194.40

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Double scale
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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.