Home / 166,188,019.50-229,339,564.11-92,849,161.50

Finding the Fourth Proportional to 166,188,019.50, 229,339,564.11 and 92,849,161.50

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Solution

The fourth proportional to 166,188,019.50, 229,339,564.11 and 92,849,161.50 is: 128,131,897.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,188,019.50 : 229,339,564.11 = 92,849,161.50 : x
  2. Step 2: Convert to fraction form
    166,188,019.50/229,339,564.11 = 92,849,161.50/x
  3. Step 3: Cross multiply
    166,188,019.50x = 229,339,564.11 × 92,849,161.50
  4. Step 4: Simplify right side
    166,188,019.50x = 21,293,986,226,388,996
  5. Step 5: Solve for x
    x = 21,293,986,226,388,996/166,188,019.50
  6. Step 6: Final answer
    x = 128,131,897.18

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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.