Home / 3,964,143,217.71-5,468,969,340.86-2,269,692,280.04

Finding the Fourth Proportional to 3,964,143,217.71, 5,468,969,340.86 and 2,269,692,280.04

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Solution

The fourth proportional to 3,964,143,217.71, 5,468,969,340.86 and 2,269,692,280.04 is: 3,131,288,858.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964,143,217.71 : 5,468,969,340.86 = 2,269,692,280.04 : x
  2. Step 2: Convert to fraction form
    3,964,143,217.71/5,468,969,340.86 = 2,269,692,280.04/x
  3. Step 3: Cross multiply
    3,964,143,217.71x = 5,468,969,340.86 × 2,269,692,280.04
  4. Step 4: Simplify right side
    3,964,143,217.71x = 12,412,877,492,686,694,400
  5. Step 5: Solve for x
    x = 12,412,877,492,686,694,400/3,964,143,217.71
  6. Step 6: Final answer
    x = 3,131,288,858.90

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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.