Home / 261,827,958.22-361,305,932.88-144,346,867.18

Finding the Fourth Proportional to 261,827,958.22, 361,305,932.88 and 144,346,867.18

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Solution

The fourth proportional to 261,827,958.22, 361,305,932.88 and 144,346,867.18 is: 199,189,497.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,827,958.22 : 361,305,932.88 = 144,346,867.18 : x
  2. Step 2: Convert to fraction form
    261,827,958.22/361,305,932.88 = 144,346,867.18/x
  3. Step 3: Cross multiply
    261,827,958.22x = 361,305,932.88 × 144,346,867.18
  4. Step 4: Simplify right side
    261,827,958.22x = 52,153,379,504,775,360
  5. Step 5: Solve for x
    x = 52,153,379,504,775,360/261,827,958.22
  6. Step 6: Final answer
    x = 199,189,497.79

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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.