Home / 160,103,449.23-220,942,948.82-86,764,591.23

Finding the Fourth Proportional to 160,103,449.23, 220,942,948.82 and 86,764,591.23

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Solution

The fourth proportional to 160,103,449.23, 220,942,948.82 and 86,764,591.23 is: 119,735,238.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,103,449.23 : 220,942,948.82 = 86,764,591.23 : x
  2. Step 2: Convert to fraction form
    160,103,449.23/220,942,948.82 = 86,764,591.23/x
  3. Step 3: Cross multiply
    160,103,449.23x = 220,942,948.82 × 86,764,591.23
  4. Step 4: Simplify right side
    160,103,449.23x = 19,170,024,639,084,288
  5. Step 5: Solve for x
    x = 19,170,024,639,084,288/160,103,449.23
  6. Step 6: Final answer
    x = 119,735,238.26

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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.