Home / 144,045,406.56-216,067,789.19-111,303,584.90

Finding the Fourth Proportional to 144,045,406.56, 216,067,789.19 and 111,303,584.90

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Solution

The fourth proportional to 144,045,406.56, 216,067,789.19 and 111,303,584.90 is: 166,955,129.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,045,406.56 : 216,067,789.19 = 111,303,584.90 : x
  2. Step 2: Convert to fraction form
    144,045,406.56/216,067,789.19 = 111,303,584.90/x
  3. Step 3: Cross multiply
    144,045,406.56x = 216,067,789.19 × 111,303,584.90
  4. Step 4: Simplify right side
    144,045,406.56x = 24,049,119,518,272,644
  5. Step 5: Solve for x
    x = 24,049,119,518,272,644/144,045,406.56
  6. Step 6: Final answer
    x = 166,955,129.58

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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.