Home / 334,380,979.89-501,372,770.63-127,134,560.75

Finding the Fourth Proportional to 334,380,979.89, 501,372,770.63 and 127,134,560.75

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Solution

The fourth proportional to 334,380,979.89, 501,372,770.63 and 127,134,560.75 is: 190,626,293.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,380,979.89 : 501,372,770.63 = 127,134,560.75 : x
  2. Step 2: Convert to fraction form
    334,380,979.89/501,372,770.63 = 127,134,560.75/x
  3. Step 3: Cross multiply
    334,380,979.89x = 501,372,770.63 × 127,134,560.75
  4. Step 4: Simplify right side
    334,380,979.89x = 63,741,806,962,913,016
  5. Step 5: Solve for x
    x = 63,741,806,962,913,016/334,380,979.89
  6. Step 6: Final answer
    x = 190,626,293.95

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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.