Home / 599,175,500.80-898,763,251.20-426,287,027.20

Finding the Fourth Proportional to 599,175,500.80, 898,763,251.20 and 426,287,027.20

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Solution

The fourth proportional to 599,175,500.80, 898,763,251.20 and 426,287,027.20 is: 639,430,540.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,175,500.80 : 898,763,251.20 = 426,287,027.20 : x
  2. Step 2: Convert to fraction form
    599,175,500.80/898,763,251.20 = 426,287,027.20/x
  3. Step 3: Cross multiply
    599,175,500.80x = 898,763,251.20 × 426,287,027.20
  4. Step 4: Simplify right side
    599,175,500.80x = 383,131,114,510,654,848
  5. Step 5: Solve for x
    x = 383,131,114,510,654,848/599,175,500.80
  6. Step 6: Final answer
    x = 639,430,540.80

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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.