Home / 2,787,453,982.60-3,846,765,789.64-1,517,376,872.50

Finding the Fourth Proportional to 2,787,453,982.60, 3,846,765,789.64 and 1,517,376,872.50

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Solution

The fourth proportional to 2,787,453,982.60, 3,846,765,789.64 and 1,517,376,872.50 is: 2,094,023,248.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,787,453,982.60 : 3,846,765,789.64 = 1,517,376,872.50 : x
  2. Step 2: Convert to fraction form
    2,787,453,982.60/3,846,765,789.64 = 1,517,376,872.50/x
  3. Step 3: Cross multiply
    2,787,453,982.60x = 3,846,765,789.64 × 1,517,376,872.50
  4. Step 4: Simplify right side
    2,787,453,982.60x = 5,836,993,443,123,936,256
  5. Step 5: Solve for x
    x = 5,836,993,443,123,936,256/2,787,453,982.60
  6. Step 6: Final answer
    x = 2,094,023,248.30

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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.