Home / 159,764,682.34-220,465,998.07-89,204,759.92

Finding the Fourth Proportional to 159,764,682.34, 220,465,998.07 and 89,204,759.92

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Solution

The fourth proportional to 159,764,682.34, 220,465,998.07 and 89,204,759.92 is: 123,097,396.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,764,682.34 : 220,465,998.07 = 89,204,759.92 : x
  2. Step 2: Convert to fraction form
    159,764,682.34/220,465,998.07 = 89,204,759.92/x
  3. Step 3: Cross multiply
    159,764,682.34x = 220,465,998.07 × 89,204,759.92
  4. Step 4: Simplify right side
    159,764,682.34x = 19,666,616,428,357,532
  5. Step 5: Solve for x
    x = 19,666,616,428,357,532/159,764,682.34
  6. Step 6: Final answer
    x = 123,097,396.37

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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.