Home / 807,753,148.96-1,211,629,649.20-194,337,375.52

Finding the Fourth Proportional to 807,753,148.96, 1,211,629,649.20 and 194,337,375.52

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Solution

The fourth proportional to 807,753,148.96, 1,211,629,649.20 and 194,337,375.52 is: 291,506,045.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,753,148.96 : 1,211,629,649.20 = 194,337,375.52 : x
  2. Step 2: Convert to fraction form
    807,753,148.96/1,211,629,649.20 = 194,337,375.52/x
  3. Step 3: Cross multiply
    807,753,148.96x = 1,211,629,649.20 × 194,337,375.52
  4. Step 4: Simplify right side
    807,753,148.96x = 235,464,926,127,746,304
  5. Step 5: Solve for x
    x = 235,464,926,127,746,304/807,753,148.96
  6. Step 6: Final answer
    x = 291,506,045.42

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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.