Home / 189,232,624.44-261,259,238.70-145,094,787.27

Finding the Fourth Proportional to 189,232,624.44, 261,259,238.70 and 145,094,787.27

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Solution

The fourth proportional to 189,232,624.44, 261,259,238.70 and 145,094,787.27 is: 200,321,449.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,232,624.44 : 261,259,238.70 = 145,094,787.27 : x
  2. Step 2: Convert to fraction form
    189,232,624.44/261,259,238.70 = 145,094,787.27/x
  3. Step 3: Cross multiply
    189,232,624.44x = 261,259,238.70 × 145,094,787.27
  4. Step 4: Simplify right side
    189,232,624.44x = 37,907,353,661,498,656
  5. Step 5: Solve for x
    x = 37,907,353,661,498,656/189,232,624.44
  6. Step 6: Final answer
    x = 200,321,449.72

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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.