Home / 8,065,861,467.20-12,098,792,200.80-7,576,085,441.60

Finding the Fourth Proportional to 8,065,861,467.20, 12,098,792,200.80 and 7,576,085,441.60

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Solution

The fourth proportional to 8,065,861,467.20, 12,098,792,200.80 and 7,576,085,441.60 is: 11,364,128,162.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,065,861,467.20 : 12,098,792,200.80 = 7,576,085,441.60 : x
  2. Step 2: Convert to fraction form
    8,065,861,467.20/12,098,792,200.80 = 7,576,085,441.60/x
  3. Step 3: Cross multiply
    8,065,861,467.20x = 12,098,792,200.80 × 7,576,085,441.60
  4. Step 4: Simplify right side
    8,065,861,467.20x = 91,661,483,453,424,500,736
  5. Step 5: Solve for x
    x = 91,661,483,453,424,500,736/8,065,861,467.20
  6. Step 6: Final answer
    x = 11,364,128,162.40

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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.