Home / 339,305,816.16-509,040,772.65-117,945,199.44

Finding the Fourth Proportional to 339,305,816.16, 509,040,772.65 and 117,945,199.44

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Solution

The fourth proportional to 339,305,816.16, 509,040,772.65 and 117,945,199.44 is: 176,946,319.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,305,816.16 : 509,040,772.65 = 117,945,199.44 : x
  2. Step 2: Convert to fraction form
    339,305,816.16/509,040,772.65 = 117,945,199.44/x
  3. Step 3: Cross multiply
    339,305,816.16x = 509,040,772.65 × 117,945,199.44
  4. Step 4: Simplify right side
    339,305,816.16x = 60,038,915,453,295,944
  5. Step 5: Solve for x
    x = 60,038,915,453,295,944/339,305,816.16
  6. Step 6: Final answer
    x = 176,946,319.79

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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.