Home / 441,573,608.13-609,375,609.18-243,342,215.43

Finding the Fourth Proportional to 441,573,608.13, 609,375,609.18 and 243,342,215.43

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Solution

The fourth proportional to 441,573,608.13, 609,375,609.18 and 243,342,215.43 is: 335,814,478.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,573,608.13 : 609,375,609.18 = 243,342,215.43 : x
  2. Step 2: Convert to fraction form
    441,573,608.13/609,375,609.18 = 243,342,215.43/x
  3. Step 3: Cross multiply
    441,573,608.13x = 609,375,609.18 × 243,342,215.43
  4. Step 4: Simplify right side
    441,573,608.13x = 148,286,810,766,867,040
  5. Step 5: Solve for x
    x = 148,286,810,766,867,040/441,573,608.13
  6. Step 6: Final answer
    x = 335,814,478.12

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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.