Home / 1,923,606,739.27-2,887,275,957.72-928,328,188.38

Finding the Fourth Proportional to 1,923,606,739.27, 2,887,275,957.72 and 928,328,188.38

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Solution

The fourth proportional to 1,923,606,739.27, 2,887,275,957.72 and 928,328,188.38 is: 1,393,392,736.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923,606,739.27 : 2,887,275,957.72 = 928,328,188.38 : x
  2. Step 2: Convert to fraction form
    1,923,606,739.27/2,887,275,957.72 = 928,328,188.38/x
  3. Step 3: Cross multiply
    1,923,606,739.27x = 2,887,275,957.72 × 928,328,188.38
  4. Step 4: Simplify right side
    1,923,606,739.27x = 2,680,339,659,183,336,960
  5. Step 5: Solve for x
    x = 2,680,339,659,183,336,960/1,923,606,739.27
  6. Step 6: Final answer
    x = 1,393,392,736.92

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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.