Home / 190,571,439.22-262,840,322.82-137,845,932.04

Finding the Fourth Proportional to 190,571,439.22, 262,840,322.82 and 137,845,932.04

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Solution

The fourth proportional to 190,571,439.22, 262,840,322.82 and 137,845,932.04 is: 190,120,143.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,571,439.22 : 262,840,322.82 = 137,845,932.04 : x
  2. Step 2: Convert to fraction form
    190,571,439.22/262,840,322.82 = 137,845,932.04/x
  3. Step 3: Cross multiply
    190,571,439.22x = 262,840,322.82 × 137,845,932.04
  4. Step 4: Simplify right side
    190,571,439.22x = 36,231,469,276,817,376
  5. Step 5: Solve for x
    x = 36,231,469,276,817,376/190,571,439.22
  6. Step 6: Final answer
    x = 190,120,143.00

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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.