Home / 619,532,010.65-854,923,421.97-341,067,555.47

Finding the Fourth Proportional to 619,532,010.65, 854,923,421.97 and 341,067,555.47

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Solution

The fourth proportional to 619,532,010.65, 854,923,421.97 and 341,067,555.47 is: 470,656,296.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,532,010.65 : 854,923,421.97 = 341,067,555.47 : x
  2. Step 2: Convert to fraction form
    619,532,010.65/854,923,421.97 = 341,067,555.47/x
  3. Step 3: Cross multiply
    619,532,010.65x = 854,923,421.97 × 341,067,555.47
  4. Step 4: Simplify right side
    619,532,010.65x = 291,586,641,647,492,544
  5. Step 5: Solve for x
    x = 291,586,641,647,492,544/619,532,010.65
  6. Step 6: Final answer
    x = 470,656,296.42

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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.