Home / 331,597,647.20-497,391,805.20-149,844,533.60

Finding the Fourth Proportional to 331,597,647.20, 497,391,805.20 and 149,844,533.60

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Solution

The fourth proportional to 331,597,647.20, 497,391,805.20 and 149,844,533.60 is: 224,764,692.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,597,647.20 : 497,391,805.20 = 149,844,533.60 : x
  2. Step 2: Convert to fraction form
    331,597,647.20/497,391,805.20 = 149,844,533.60/x
  3. Step 3: Cross multiply
    331,597,647.20x = 497,391,805.20 × 149,844,533.60
  4. Step 4: Simplify right side
    331,597,647.20x = 74,531,443,066,656,048
  5. Step 5: Solve for x
    x = 74,531,443,066,656,048/331,597,647.20
  6. Step 6: Final answer
    x = 224,764,692.08

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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.