Home / 202,288,777.08-279,158,503.86-109,469,288.04

Finding the Fourth Proportional to 202,288,777.08, 279,158,503.86 and 109,469,288.04

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Solution

The fourth proportional to 202,288,777.08, 279,158,503.86 and 109,469,288.04 is: 151,067,612.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,288,777.08 : 279,158,503.86 = 109,469,288.04 : x
  2. Step 2: Convert to fraction form
    202,288,777.08/279,158,503.86 = 109,469,288.04/x
  3. Step 3: Cross multiply
    202,288,777.08x = 279,158,503.86 × 109,469,288.04
  4. Step 4: Simplify right side
    202,288,777.08x = 30,559,282,667,865,796
  5. Step 5: Solve for x
    x = 30,559,282,667,865,796/202,288,777.08
  6. Step 6: Final answer
    x = 151,067,612.89

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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.