Home / 218,305,966.98-326,936,917.64-125,909,584.83

Finding the Fourth Proportional to 218,305,966.98, 326,936,917.64 and 125,909,584.83

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Solution

The fourth proportional to 218,305,966.98, 326,936,917.64 and 125,909,584.83 is: 188,563,290.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,305,966.98 : 326,936,917.64 = 125,909,584.83 : x
  2. Step 2: Convert to fraction form
    218,305,966.98/326,936,917.64 = 125,909,584.83/x
  3. Step 3: Cross multiply
    218,305,966.98x = 326,936,917.64 × 125,909,584.83
  4. Step 4: Simplify right side
    218,305,966.98x = 41,164,491,565,652,304
  5. Step 5: Solve for x
    x = 41,164,491,565,652,304/218,305,966.98
  6. Step 6: Final answer
    x = 188,563,290.94

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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.