Home / 2,959,469,403.10-4,438,667,681.30-1,188,768,774.65

Finding the Fourth Proportional to 2,959,469,403.10, 4,438,667,681.30 and 1,188,768,774.65

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Solution

The fourth proportional to 2,959,469,403.10, 4,438,667,681.30 and 1,188,768,774.65 is: 1,782,937,689.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959,469,403.10 : 4,438,667,681.30 = 1,188,768,774.65 : x
  2. Step 2: Convert to fraction form
    2,959,469,403.10/4,438,667,681.30 = 1,188,768,774.65/x
  3. Step 3: Cross multiply
    2,959,469,403.10x = 4,438,667,681.30 × 1,188,768,774.65
  4. Step 4: Simplify right side
    2,959,469,403.10x = 5,276,549,540,558,336,000
  5. Step 5: Solve for x
    x = 5,276,549,540,558,336,000/2,959,469,403.10
  6. Step 6: Final answer
    x = 1,782,937,689.79

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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.