Home / 160,103,438.44-220,942,933.94-86,764,580.44

Finding the Fourth Proportional to 160,103,438.44, 220,942,933.94 and 86,764,580.44

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Solution

The fourth proportional to 160,103,438.44, 220,942,933.94 and 86,764,580.44 is: 119,735,223.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,103,438.44 : 220,942,933.94 = 86,764,580.44 : x
  2. Step 2: Convert to fraction form
    160,103,438.44/220,942,933.94 = 86,764,580.44/x
  3. Step 3: Cross multiply
    160,103,438.44x = 220,942,933.94 × 86,764,580.44
  4. Step 4: Simplify right side
    160,103,438.44x = 19,170,020,964,486,736
  5. Step 5: Solve for x
    x = 19,170,020,964,486,736/160,103,438.44
  6. Step 6: Final answer
    x = 119,735,223.37

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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.