Home / 443,904,023.20-665,856,034.80-298,785,200.80

Finding the Fourth Proportional to 443,904,023.20, 665,856,034.80 and 298,785,200.80

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Solution

The fourth proportional to 443,904,023.20, 665,856,034.80 and 298,785,200.80 is: 448,177,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,904,023.20 : 665,856,034.80 = 298,785,200.80 : x
  2. Step 2: Convert to fraction form
    443,904,023.20/665,856,034.80 = 298,785,200.80/x
  3. Step 3: Cross multiply
    443,904,023.20x = 665,856,034.80 × 298,785,200.80
  4. Step 4: Simplify right side
    443,904,023.20x = 198,947,929,061,609,792
  5. Step 5: Solve for x
    x = 198,947,929,061,609,792/443,904,023.20
  6. Step 6: Final answer
    x = 448,177,801.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.