Home / 132,928,019.40-199,056,105.90-106,054,163.40

Finding the Fourth Proportional to 132,928,019.40, 199,056,105.90 and 106,054,163.40

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Solution

The fourth proportional to 132,928,019.40, 199,056,105.90 and 106,054,163.40 is: 158,813,234.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,928,019.40 : 199,056,105.90 = 106,054,163.40 : x
  2. Step 2: Convert to fraction form
    132,928,019.40/199,056,105.90 = 106,054,163.40/x
  3. Step 3: Cross multiply
    132,928,019.40x = 199,056,105.90 × 106,054,163.40
  4. Step 4: Simplify right side
    132,928,019.40x = 21,110,728,780,886,304
  5. Step 5: Solve for x
    x = 21,110,728,780,886,304/132,928,019.40
  6. Step 6: Final answer
    x = 158,813,234.98

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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.