Home / 118,942,585.04-178,422,476.53-49,785,835.56

Finding the Fourth Proportional to 118,942,585.04, 178,422,476.53 and 49,785,835.56

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Solution

The fourth proportional to 118,942,585.04, 178,422,476.53 and 49,785,835.56 is: 74,682,352.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,942,585.04 : 178,422,476.53 = 49,785,835.56 : x
  2. Step 2: Convert to fraction form
    118,942,585.04/178,422,476.53 = 49,785,835.56/x
  3. Step 3: Cross multiply
    118,942,585.04x = 178,422,476.53 × 49,785,835.56
  4. Step 4: Simplify right side
    118,942,585.04x = 8,882,912,076,730,540
  5. Step 5: Solve for x
    x = 8,882,912,076,730,540/118,942,585.04
  6. Step 6: Final answer
    x = 74,682,352.61

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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.