Home / 619,228,027.80-854,342,295.96-351,259,696.20

Finding the Fourth Proportional to 619,228,027.80, 854,342,295.96 and 351,259,696.20

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Solution

The fourth proportional to 619,228,027.80, 854,342,295.96 and 351,259,696.20 is: 484,629,251.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,228,027.80 : 854,342,295.96 = 351,259,696.20 : x
  2. Step 2: Convert to fraction form
    619,228,027.80/854,342,295.96 = 351,259,696.20/x
  3. Step 3: Cross multiply
    619,228,027.80x = 854,342,295.96 × 351,259,696.20
  4. Step 4: Simplify right side
    619,228,027.80x = 300,096,015,329,720,064
  5. Step 5: Solve for x
    x = 300,096,015,329,720,064/619,228,027.80
  6. Step 6: Final answer
    x = 484,629,251.03

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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.