Home / 441,480,975.48-609,262,545.42-245,910,635.64

Finding the Fourth Proportional to 441,480,975.48, 609,262,545.42 and 245,910,635.64

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Solution

The fourth proportional to 441,480,975.48, 609,262,545.42 and 245,910,635.64 is: 339,367,148.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,480,975.48 : 609,262,545.42 = 245,910,635.64 : x
  2. Step 2: Convert to fraction form
    441,480,975.48/609,262,545.42 = 245,910,635.64/x
  3. Step 3: Cross multiply
    441,480,975.48x = 609,262,545.42 × 245,910,635.64
  4. Step 4: Simplify right side
    441,480,975.48x = 149,824,139,815,876,544
  5. Step 5: Solve for x
    x = 149,824,139,815,876,544/441,480,975.48
  6. Step 6: Final answer
    x = 339,367,148.61

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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.