Home / 505,331,338.20-757,997,007.30-233,233,546.20

Finding the Fourth Proportional to 505,331,338.20, 757,997,007.30 and 233,233,546.20

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Solution

The fourth proportional to 505,331,338.20, 757,997,007.30 and 233,233,546.20 is: 349,850,319.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,331,338.20 : 757,997,007.30 = 233,233,546.20 : x
  2. Step 2: Convert to fraction form
    505,331,338.20/757,997,007.30 = 233,233,546.20/x
  3. Step 3: Cross multiply
    505,331,338.20x = 757,997,007.30 × 233,233,546.20
  4. Step 4: Simplify right side
    505,331,338.20x = 176,790,330,021,566,272
  5. Step 5: Solve for x
    x = 176,790,330,021,566,272/505,331,338.20
  6. Step 6: Final answer
    x = 349,850,319.30

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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.