Home / 324,770,609.80-487,155,914.70-255,895,856.20

Finding the Fourth Proportional to 324,770,609.80, 487,155,914.70 and 255,895,856.20

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Solution

The fourth proportional to 324,770,609.80, 487,155,914.70 and 255,895,856.20 is: 383,843,784.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,770,609.80 : 487,155,914.70 = 255,895,856.20 : x
  2. Step 2: Convert to fraction form
    324,770,609.80/487,155,914.70 = 255,895,856.20/x
  3. Step 3: Cross multiply
    324,770,609.80x = 487,155,914.70 × 255,895,856.20
  4. Step 4: Simplify right side
    324,770,609.80x = 124,661,179,895,050,656
  5. Step 5: Solve for x
    x = 124,661,179,895,050,656/324,770,609.80
  6. Step 6: Final answer
    x = 383,843,784.30

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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.