Home / 340,858,404.20-511,204,662.30-98,496,036.20

Finding the Fourth Proportional to 340,858,404.20, 511,204,662.30 and 98,496,036.20

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Solution

The fourth proportional to 340,858,404.20, 511,204,662.30 and 98,496,036.20 is: 147,720,086.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,858,404.20 : 511,204,662.30 = 98,496,036.20 : x
  2. Step 2: Convert to fraction form
    340,858,404.20/511,204,662.30 = 98,496,036.20/x
  3. Step 3: Cross multiply
    340,858,404.20x = 511,204,662.30 × 98,496,036.20
  4. Step 4: Simplify right side
    340,858,404.20x = 50,351,632,923,509,576
  5. Step 5: Solve for x
    x = 50,351,632,923,509,576/340,858,404.20
  6. Step 6: Final answer
    x = 147,720,086.41

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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.