Home / 807,753,149.96-1,211,629,650.70-194,337,376.52

Finding the Fourth Proportional to 807,753,149.96, 1,211,629,650.70 and 194,337,376.52

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Solution

The fourth proportional to 807,753,149.96, 1,211,629,650.70 and 194,337,376.52 is: 291,506,046.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,753,149.96 : 1,211,629,650.70 = 194,337,376.52 : x
  2. Step 2: Convert to fraction form
    807,753,149.96/1,211,629,650.70 = 194,337,376.52/x
  3. Step 3: Cross multiply
    807,753,149.96x = 1,211,629,650.70 × 194,337,376.52
  4. Step 4: Simplify right side
    807,753,149.96x = 235,464,927,630,882,016
  5. Step 5: Solve for x
    x = 235,464,927,630,882,016/807,753,149.96
  6. Step 6: Final answer
    x = 291,506,046.92

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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.