Home / 132,928,702.40-199,420,010.40-75,448,510.40

Finding the Fourth Proportional to 132,928,702.40, 199,420,010.40 and 75,448,510.40

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Solution

The fourth proportional to 132,928,702.40, 199,420,010.40 and 75,448,510.40 is: 113,188,065.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,928,702.40 : 199,420,010.40 = 75,448,510.40 : x
  2. Step 2: Convert to fraction form
    132,928,702.40/199,420,010.40 = 75,448,510.40/x
  3. Step 3: Cross multiply
    132,928,702.40x = 199,420,010.40 × 75,448,510.40
  4. Step 4: Simplify right side
    132,928,702.40x = 15,045,942,728,632,510
  5. Step 5: Solve for x
    x = 15,045,942,728,632,510/132,928,702.40
  6. Step 6: Final answer
    x = 113,188,065.91

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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.