Home / 539,397,851.60-807,728,201.40-296,786,651.60

Finding the Fourth Proportional to 539,397,851.60, 807,728,201.40 and 296,786,651.60

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Solution

The fourth proportional to 539,397,851.60, 807,728,201.40 and 296,786,651.60 is: 444,426,961.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,397,851.60 : 807,728,201.40 = 296,786,651.60 : x
  2. Step 2: Convert to fraction form
    539,397,851.60/807,728,201.40 = 296,786,651.60/x
  3. Step 3: Cross multiply
    539,397,851.60x = 807,728,201.40 × 296,786,651.60
  4. Step 4: Simplify right side
    539,397,851.60x = 239,722,948,296,396,448
  5. Step 5: Solve for x
    x = 239,722,948,296,396,448/539,397,851.60
  6. Step 6: Final answer
    x = 444,426,961.63

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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.