Home / 696,000,773.68-960,246,015.45-394,553,767.30

Finding the Fourth Proportional to 696,000,773.68, 960,246,015.45 and 394,553,767.30

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Solution

The fourth proportional to 696,000,773.68, 960,246,015.45 and 394,553,767.30 is: 544,350,950.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,000,773.68 : 960,246,015.45 = 394,553,767.30 : x
  2. Step 2: Convert to fraction form
    696,000,773.68/960,246,015.45 = 394,553,767.30/x
  3. Step 3: Cross multiply
    696,000,773.68x = 960,246,015.45 × 394,553,767.30
  4. Step 4: Simplify right side
    696,000,773.68x = 378,868,682,930,611,520
  5. Step 5: Solve for x
    x = 378,868,682,930,611,520/696,000,773.68
  6. Step 6: Final answer
    x = 544,350,950.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.