Home / 174,117,451.73-261,339,811.24-91,178,734.50

Finding the Fourth Proportional to 174,117,451.73, 261,339,811.24 and 91,178,734.50

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Solution

The fourth proportional to 174,117,451.73, 261,339,811.24 and 91,178,734.50 is: 136,853,790.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,117,451.73 : 261,339,811.24 = 91,178,734.50 : x
  2. Step 2: Convert to fraction form
    174,117,451.73/261,339,811.24 = 91,178,734.50/x
  3. Step 3: Cross multiply
    174,117,451.73x = 261,339,811.24 × 91,178,734.50
  4. Step 4: Simplify right side
    174,117,451.73x = 23,828,633,263,332,076
  5. Step 5: Solve for x
    x = 23,828,633,263,332,076/174,117,451.73
  6. Step 6: Final answer
    x = 136,853,790.51

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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.