Home / 111,036,279.20-166,554,418.80-107,847,633.20

Finding the Fourth Proportional to 111,036,279.20, 166,554,418.80 and 107,847,633.20

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Solution

The fourth proportional to 111,036,279.20, 166,554,418.80 and 107,847,633.20 is: 161,771,449.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,036,279.20 : 166,554,418.80 = 107,847,633.20 : x
  2. Step 2: Convert to fraction form
    111,036,279.20/166,554,418.80 = 107,847,633.20/x
  3. Step 3: Cross multiply
    111,036,279.20x = 166,554,418.80 × 107,847,633.20
  4. Step 4: Simplify right side
    111,036,279.20x = 17,962,499,866,581,586
  5. Step 5: Solve for x
    x = 17,962,499,866,581,586/111,036,279.20
  6. Step 6: Final answer
    x = 161,771,449.80

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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.