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Finding the Fourth Proportional to 331,776,468.20, 496,768,907.10 and 331,776,468.20

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Solution

The fourth proportional to 331,776,468.20, 496,768,907.10 and 331,776,468.20 is: 496,768,907.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,776,468.20 : 496,768,907.10 = 331,776,468.20 : x
  2. Step 2: Convert to fraction form
    331,776,468.20/496,768,907.10 = 331,776,468.20/x
  3. Step 3: Cross multiply
    331,776,468.20x = 496,768,907.10 × 331,776,468.20
  4. Step 4: Simplify right side
    331,776,468.20x = 164,816,233,509,211,904
  5. Step 5: Solve for x
    x = 164,816,233,509,211,904/331,776,468.20
  6. Step 6: Final answer
    x = 496,768,907.10

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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.