Home / 168,516,233.70-252,774,350.55-137,905,232.10

Finding the Fourth Proportional to 168,516,233.70, 252,774,350.55 and 137,905,232.10

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Solution

The fourth proportional to 168,516,233.70, 252,774,350.55 and 137,905,232.10 is: 206,857,848.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,516,233.70 : 252,774,350.55 = 137,905,232.10 : x
  2. Step 2: Convert to fraction form
    168,516,233.70/252,774,350.55 = 137,905,232.10/x
  3. Step 3: Cross multiply
    168,516,233.70x = 252,774,350.55 × 137,905,232.10
  4. Step 4: Simplify right side
    168,516,233.70x = 34,858,905,481,524,512
  5. Step 5: Solve for x
    x = 34,858,905,481,524,512/168,516,233.70
  6. Step 6: Final answer
    x = 206,857,848.15

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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.