Home / 490,667,351.40-736,001,027.10-352,917,844.20

Finding the Fourth Proportional to 490,667,351.40, 736,001,027.10 and 352,917,844.20

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Solution

The fourth proportional to 490,667,351.40, 736,001,027.10 and 352,917,844.20 is: 529,376,766.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,667,351.40 : 736,001,027.10 = 352,917,844.20 : x
  2. Step 2: Convert to fraction form
    490,667,351.40/736,001,027.10 = 352,917,844.20/x
  3. Step 3: Cross multiply
    490,667,351.40x = 736,001,027.10 × 352,917,844.20
  4. Step 4: Simplify right side
    490,667,351.40x = 259,747,895,813,117,792
  5. Step 5: Solve for x
    x = 259,747,895,813,117,792/490,667,351.40
  6. Step 6: Final answer
    x = 529,376,766.30

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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.