Home / 619,532,008.40-854,923,418.87-341,067,553.22

Finding the Fourth Proportional to 619,532,008.40, 854,923,418.87 and 341,067,553.22

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Solution

The fourth proportional to 619,532,008.40, 854,923,418.87 and 341,067,553.22 is: 470,656,293.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,532,008.40 : 854,923,418.87 = 341,067,553.22 : x
  2. Step 2: Convert to fraction form
    619,532,008.40/854,923,418.87 = 341,067,553.22/x
  3. Step 3: Cross multiply
    619,532,008.40x = 854,923,418.87 × 341,067,553.22
  4. Step 4: Simplify right side
    619,532,008.40x = 291,586,638,664,900,096
  5. Step 5: Solve for x
    x = 291,586,638,664,900,096/619,532,008.40
  6. Step 6: Final answer
    x = 470,656,293.32

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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.