Home / 159,787,799.43-220,659,453.83-151,082,670.76

Finding the Fourth Proportional to 159,787,799.43, 220,659,453.83 and 151,082,670.76

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Solution

The fourth proportional to 159,787,799.43, 220,659,453.83 and 151,082,670.76 is: 208,638,079.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,787,799.43 : 220,659,453.83 = 151,082,670.76 : x
  2. Step 2: Convert to fraction form
    159,787,799.43/220,659,453.83 = 151,082,670.76/x
  3. Step 3: Cross multiply
    159,787,799.43x = 220,659,453.83 × 151,082,670.76
  4. Step 4: Simplify right side
    159,787,799.43x = 33,337,819,613,079,312
  5. Step 5: Solve for x
    x = 33,337,819,613,079,312/159,787,799.43
  6. Step 6: Final answer
    x = 208,638,079.58

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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.