Home / 379,533,943.80-568,923,002.10-174,704,772.60

Finding the Fourth Proportional to 379,533,943.80, 568,923,002.10 and 174,704,772.60

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Solution

The fourth proportional to 379,533,943.80, 568,923,002.10 and 174,704,772.60 is: 261,883,199.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,533,943.80 : 568,923,002.10 = 174,704,772.60 : x
  2. Step 2: Convert to fraction form
    379,533,943.80/568,923,002.10 = 174,704,772.60/x
  3. Step 3: Cross multiply
    379,533,943.80x = 568,923,002.10 × 174,704,772.60
  4. Step 4: Simplify right side
    379,533,943.80x = 99,393,563,708,789,824
  5. Step 5: Solve for x
    x = 99,393,563,708,789,824/379,533,943.80
  6. Step 6: Final answer
    x = 261,883,199.99

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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.