Home / 347,140,268.56-479,042,778.96-190,503,348.16

Finding the Fourth Proportional to 347,140,268.56, 479,042,778.96 and 190,503,348.16

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Solution

The fourth proportional to 347,140,268.56, 479,042,778.96 and 190,503,348.16 is: 262,888,698.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,140,268.56 : 479,042,778.96 = 190,503,348.16 : x
  2. Step 2: Convert to fraction form
    347,140,268.56/479,042,778.96 = 190,503,348.16/x
  3. Step 3: Cross multiply
    347,140,268.56x = 479,042,778.96 × 190,503,348.16
  4. Step 4: Simplify right side
    347,140,268.56x = 91,259,253,303,750,800
  5. Step 5: Solve for x
    x = 91,259,253,303,750,800/347,140,268.56
  6. Step 6: Final answer
    x = 262,888,698.23

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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.