Home / 180,915,661.42-271,403,760.70-142,052,545.66

Finding the Fourth Proportional to 180,915,661.42, 271,403,760.70 and 142,052,545.66

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Solution

The fourth proportional to 180,915,661.42, 271,403,760.70 and 142,052,545.66 is: 213,102,584.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,915,661.42 : 271,403,760.70 = 142,052,545.66 : x
  2. Step 2: Convert to fraction form
    180,915,661.42/271,403,760.70 = 142,052,545.66/x
  3. Step 3: Cross multiply
    180,915,661.42x = 271,403,760.70 × 142,052,545.66
  4. Step 4: Simplify right side
    180,915,661.42x = 38,553,595,109,132,464
  5. Step 5: Solve for x
    x = 38,553,595,109,132,464/180,915,661.42
  6. Step 6: Final answer
    x = 213,102,584.96

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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.