Home / 330,985,555,305.39-496,478,339,519.10-79,446,749,359.23

Finding the Fourth Proportional to 330,985,555,305.39, 496,478,339,519.10 and 79,446,749,359.23

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Solution

The fourth proportional to 330,985,555,305.39, 496,478,339,519.10 and 79,446,749,359.23 is: 119,170,125,613.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,985,555,305.39 : 496,478,339,519.10 = 79,446,749,359.23 : x
  2. Step 2: Convert to fraction form
    330,985,555,305.39/496,478,339,519.10 = 79,446,749,359.23/x
  3. Step 3: Cross multiply
    330,985,555,305.39x = 496,478,339,519.10 × 79,446,749,359.23
  4. Step 4: Simplify right side
    330,985,555,305.39x = 39,443,590,202,060,630,392,832
  5. Step 5: Solve for x
    x = 39,443,590,202,060,630,392,832/330,985,555,305.39
  6. Step 6: Final answer
    x = 119,170,125,613.69

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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.