Home / 165,297,352.73-247,981,901.37-50,278,905.71

Finding the Fourth Proportional to 165,297,352.73, 247,981,901.37 and 50,278,905.71

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Solution

The fourth proportional to 165,297,352.73, 247,981,901.37 and 50,278,905.71 is: 75,429,269.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,297,352.73 : 247,981,901.37 = 50,278,905.71 : x
  2. Step 2: Convert to fraction form
    165,297,352.73/247,981,901.37 = 50,278,905.71/x
  3. Step 3: Cross multiply
    165,297,352.73x = 247,981,901.37 × 50,278,905.71
  4. Step 4: Simplify right side
    165,297,352.73x = 12,468,258,635,528,840
  5. Step 5: Solve for x
    x = 12,468,258,635,528,840/165,297,352.73
  6. Step 6: Final answer
    x = 75,429,269.92

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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.