Home / 255,121,351.06-351,879,481.46-192,400,089.20

Finding the Fourth Proportional to 255,121,351.06, 351,879,481.46 and 192,400,089.20

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Solution

The fourth proportional to 255,121,351.06, 351,879,481.46 and 192,400,089.20 is: 265,370,355.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,121,351.06 : 351,879,481.46 = 192,400,089.20 : x
  2. Step 2: Convert to fraction form
    255,121,351.06/351,879,481.46 = 192,400,089.20/x
  3. Step 3: Cross multiply
    255,121,351.06x = 351,879,481.46 × 192,400,089.20
  4. Step 4: Simplify right side
    255,121,351.06x = 67,701,643,620,553,736
  5. Step 5: Solve for x
    x = 67,701,643,620,553,736/255,121,351.06
  6. Step 6: Final answer
    x = 265,370,355.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.