Home / 441,782,589.89-609,661,815.50-243,539,729.57

Finding the Fourth Proportional to 441,782,589.89, 609,661,815.50 and 243,539,729.57

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Solution

The fourth proportional to 441,782,589.89, 609,661,815.50 and 243,539,729.57 is: 336,085,841.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,782,589.89 : 609,661,815.50 = 243,539,729.57 : x
  2. Step 2: Convert to fraction form
    441,782,589.89/609,661,815.50 = 243,539,729.57/x
  3. Step 3: Cross multiply
    441,782,589.89x = 609,661,815.50 × 243,539,729.57
  4. Step 4: Simplify right side
    441,782,589.89x = 148,476,873,676,025,216
  5. Step 5: Solve for x
    x = 148,476,873,676,025,216/441,782,589.89
  6. Step 6: Final answer
    x = 336,085,841.94

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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.