Home / 2,787,453,983.60-3,846,765,791.02-1,517,376,873.50

Finding the Fourth Proportional to 2,787,453,983.60, 3,846,765,791.02 and 1,517,376,873.50

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Solution

The fourth proportional to 2,787,453,983.60, 3,846,765,791.02 and 1,517,376,873.50 is: 2,094,023,249.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,787,453,983.60 : 3,846,765,791.02 = 1,517,376,873.50 : x
  2. Step 2: Convert to fraction form
    2,787,453,983.60/3,846,765,791.02 = 1,517,376,873.50/x
  3. Step 3: Cross multiply
    2,787,453,983.60x = 3,846,765,791.02 × 1,517,376,873.50
  4. Step 4: Simplify right side
    2,787,453,983.60x = 5,836,993,449,064,681,472
  5. Step 5: Solve for x
    x = 5,836,993,449,064,681,472/2,787,453,983.60
  6. Step 6: Final answer
    x = 2,094,023,249.68

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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.