Home / 111,269,442.60-166,987,107.90-57,389,020.20

Finding the Fourth Proportional to 111,269,442.60, 166,987,107.90 and 57,389,020.20

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Solution

The fourth proportional to 111,269,442.60, 166,987,107.90 and 57,389,020.20 is: 86,126,310.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,269,442.60 : 166,987,107.90 = 57,389,020.20 : x
  2. Step 2: Convert to fraction form
    111,269,442.60/166,987,107.90 = 57,389,020.20/x
  3. Step 3: Cross multiply
    111,269,442.60x = 166,987,107.90 × 57,389,020.20
  4. Step 4: Simplify right side
    111,269,442.60x = 9,583,226,508,412,680
  5. Step 5: Solve for x
    x = 9,583,226,508,412,680/111,269,442.60
  6. Step 6: Final answer
    x = 86,126,310.01

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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.