Home / 192,168,468.76-288,540,337.40-166,340,873.56

Finding the Fourth Proportional to 192,168,468.76, 288,540,337.40 and 166,340,873.56

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Solution

The fourth proportional to 192,168,468.76, 288,540,337.40 and 166,340,873.56 is: 249,760,286.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,168,468.76 : 288,540,337.40 = 166,340,873.56 : x
  2. Step 2: Convert to fraction form
    192,168,468.76/288,540,337.40 = 166,340,873.56/x
  3. Step 3: Cross multiply
    192,168,468.76x = 288,540,337.40 × 166,340,873.56
  4. Step 4: Simplify right side
    192,168,468.76x = 47,996,051,780,413,136
  5. Step 5: Solve for x
    x = 47,996,051,780,413,136/192,168,468.76
  6. Step 6: Final answer
    x = 249,760,286.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.