Home / 3,969,763,757.40-5,954,645,636.10-3,908,541,754.20

Finding the Fourth Proportional to 3,969,763,757.40, 5,954,645,636.10 and 3,908,541,754.20

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Solution

The fourth proportional to 3,969,763,757.40, 5,954,645,636.10 and 3,908,541,754.20 is: 5,862,812,631.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,969,763,757.40 : 5,954,645,636.10 = 3,908,541,754.20 : x
  2. Step 2: Convert to fraction form
    3,969,763,757.40/5,954,645,636.10 = 3,908,541,754.20/x
  3. Step 3: Cross multiply
    3,969,763,757.40x = 5,954,645,636.10 × 3,908,541,754.20
  4. Step 4: Simplify right side
    3,969,763,757.40x = 23,273,981,100,161,671,168
  5. Step 5: Solve for x
    x = 23,273,981,100,161,671,168/3,969,763,757.40
  6. Step 6: Final answer
    x = 5,862,812,631.30

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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.