Home / 1,512,071,754.15-2,268,107,631.23-1,205,961,738.15

Finding the Fourth Proportional to 1,512,071,754.15, 2,268,107,631.23 and 1,205,961,738.15

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Solution

The fourth proportional to 1,512,071,754.15, 2,268,107,631.23 and 1,205,961,738.15 is: 1,808,942,607.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,071,754.15 : 2,268,107,631.23 = 1,205,961,738.15 : x
  2. Step 2: Convert to fraction form
    1,512,071,754.15/2,268,107,631.23 = 1,205,961,738.15/x
  3. Step 3: Cross multiply
    1,512,071,754.15x = 2,268,107,631.23 × 1,205,961,738.15
  4. Step 4: Simplify right side
    1,512,071,754.15x = 2,735,251,021,263,380,480
  5. Step 5: Solve for x
    x = 2,735,251,021,263,380,480/1,512,071,754.15
  6. Step 6: Final answer
    x = 1,808,942,607.23

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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.