Home / 159,726,034.67-238,958,667-120,976,137.14

Finding the Fourth Proportional to 159,726,034.67, 238,958,667 and 120,976,137.14

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Solution

The fourth proportional to 159,726,034.67, 238,958,667 and 120,976,137.14 is: 180,986,753.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,726,034.67 : 238,958,667 = 120,976,137.14 : x
  2. Step 2: Convert to fraction form
    159,726,034.67/238,958,667 = 120,976,137.14/x
  3. Step 3: Cross multiply
    159,726,034.67x = 238,958,667 × 120,976,137.14
  4. Step 4: Simplify right side
    159,726,034.67x = 28,908,296,468,588,800
  5. Step 5: Solve for x
    x = 28,908,296,468,588,800/159,726,034.67
  6. Step 6: Final answer
    x = 180,986,753.53

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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.