Home / 441,328,511.72-609,033,343.89-255,797,144.21

Finding the Fourth Proportional to 441,328,511.72, 609,033,343.89 and 255,797,144.21

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Solution

The fourth proportional to 441,328,511.72, 609,033,343.89 and 255,797,144.21 is: 353,000,057.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,328,511.72 : 609,033,343.89 = 255,797,144.21 : x
  2. Step 2: Convert to fraction form
    441,328,511.72/609,033,343.89 = 255,797,144.21/x
  3. Step 3: Cross multiply
    441,328,511.72x = 609,033,343.89 × 255,797,144.21
  4. Step 4: Simplify right side
    441,328,511.72x = 155,788,990,092,683,680
  5. Step 5: Solve for x
    x = 155,788,990,092,683,680/441,328,511.72
  6. Step 6: Final answer
    x = 353,000,057.68

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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.