Home / 2,112,457,896.64-3,167,394,839.32-1,007,400,738.88

Finding the Fourth Proportional to 2,112,457,896.64, 3,167,394,839.32 and 1,007,400,738.88

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Solution

The fourth proportional to 2,112,457,896.64, 3,167,394,839.32 and 1,007,400,738.88 is: 1,510,484,969.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,112,457,896.64 : 3,167,394,839.32 = 1,007,400,738.88 : x
  2. Step 2: Convert to fraction form
    2,112,457,896.64/3,167,394,839.32 = 1,007,400,738.88/x
  3. Step 3: Cross multiply
    2,112,457,896.64x = 3,167,394,839.32 × 1,007,400,738.88
  4. Step 4: Simplify right side
    2,112,457,896.64x = 3,190,835,901,455,667,200
  5. Step 5: Solve for x
    x = 3,190,835,901,455,667,200/2,112,457,896.64
  6. Step 6: Final answer
    x = 1,510,484,969.44

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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.