Home / 441,782,563.20-609,661,778.67-243,539,702.88

Finding the Fourth Proportional to 441,782,563.20, 609,661,778.67 and 243,539,702.88

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Solution

The fourth proportional to 441,782,563.20, 609,661,778.67 and 243,539,702.88 is: 336,085,805.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,782,563.20 : 609,661,778.67 = 243,539,702.88 : x
  2. Step 2: Convert to fraction form
    441,782,563.20/609,661,778.67 = 243,539,702.88/x
  3. Step 3: Cross multiply
    441,782,563.20x = 609,661,778.67 × 243,539,702.88
  4. Step 4: Simplify right side
    441,782,563.20x = 148,476,848,434,584,096
  5. Step 5: Solve for x
    x = 148,476,848,434,584,096/441,782,563.20
  6. Step 6: Final answer
    x = 336,085,805.11

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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.