Home / 222,619,778.73-307,215,656.07-123,500,528.67

Finding the Fourth Proportional to 222,619,778.73, 307,215,656.07 and 123,500,528.67

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Solution

The fourth proportional to 222,619,778.73, 307,215,656.07 and 123,500,528.67 is: 170,430,930.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,619,778.73 : 307,215,656.07 = 123,500,528.67 : x
  2. Step 2: Convert to fraction form
    222,619,778.73/307,215,656.07 = 123,500,528.67/x
  3. Step 3: Cross multiply
    222,619,778.73x = 307,215,656.07 × 123,500,528.67
  4. Step 4: Simplify right side
    222,619,778.73x = 37,941,295,940,345,896
  5. Step 5: Solve for x
    x = 37,941,295,940,345,896/222,619,778.73
  6. Step 6: Final answer
    x = 170,430,930.07

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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.