Home / 222,887,906.76-307,586,277.24-123,768,350.88

Finding the Fourth Proportional to 222,887,906.76, 307,586,277.24 and 123,768,350.88

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Solution

The fourth proportional to 222,887,906.76, 307,586,277.24 and 123,768,350.88 is: 170,800,860.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,887,906.76 : 307,586,277.24 = 123,768,350.88 : x
  2. Step 2: Convert to fraction form
    222,887,906.76/307,586,277.24 = 123,768,350.88/x
  3. Step 3: Cross multiply
    222,887,906.76x = 307,586,277.24 × 123,768,350.88
  4. Step 4: Simplify right side
    222,887,906.76x = 38,069,446,287,313,280
  5. Step 5: Solve for x
    x = 38,069,446,287,313,280/222,887,906.76
  6. Step 6: Final answer
    x = 170,800,860.58

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1.5x scale

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.