Home / 168,185,216.70-252,277,825.05-100,160,768.70

Finding the Fourth Proportional to 168,185,216.70, 252,277,825.05 and 100,160,768.70

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Solution

The fourth proportional to 168,185,216.70, 252,277,825.05 and 100,160,768.70 is: 150,241,153.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,185,216.70 : 252,277,825.05 = 100,160,768.70 : x
  2. Step 2: Convert to fraction form
    168,185,216.70/252,277,825.05 = 100,160,768.70/x
  3. Step 3: Cross multiply
    168,185,216.70x = 252,277,825.05 × 100,160,768.70
  4. Step 4: Simplify right side
    168,185,216.70x = 25,268,340,882,972,116
  5. Step 5: Solve for x
    x = 25,268,340,882,972,116/168,185,216.70
  6. Step 6: Final answer
    x = 150,241,153.05

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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.