Home / 324,119,042.86-486,255,909.23-105,769,791.18

Finding the Fourth Proportional to 324,119,042.86, 486,255,909.23 and 105,769,791.18

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Solution

The fourth proportional to 324,119,042.86, 486,255,909.23 and 105,769,791.18 is: 158,679,926.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,119,042.86 : 486,255,909.23 = 105,769,791.18 : x
  2. Step 2: Convert to fraction form
    324,119,042.86/486,255,909.23 = 105,769,791.18/x
  3. Step 3: Cross multiply
    324,119,042.86x = 486,255,909.23 × 105,769,791.18
  4. Step 4: Simplify right side
    324,119,042.86x = 51,431,185,979,562,568
  5. Step 5: Solve for x
    x = 51,431,185,979,562,568/324,119,042.86
  6. Step 6: Final answer
    x = 158,679,926.75

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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.