Home / 222,619,780.73-307,215,658.83-123,500,530.67

Finding the Fourth Proportional to 222,619,780.73, 307,215,658.83 and 123,500,530.67

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Solution

The fourth proportional to 222,619,780.73, 307,215,658.83 and 123,500,530.67 is: 170,430,932.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,619,780.73 : 307,215,658.83 = 123,500,530.67 : x
  2. Step 2: Convert to fraction form
    222,619,780.73/307,215,658.83 = 123,500,530.67/x
  3. Step 3: Cross multiply
    222,619,780.73x = 307,215,658.83 × 123,500,530.67
  4. Step 4: Simplify right side
    222,619,780.73x = 37,941,296,895,638,672
  5. Step 5: Solve for x
    x = 37,941,296,895,638,672/222,619,780.73
  6. Step 6: Final answer
    x = 170,430,932.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.