Home / 71,085,770.56-98,069,150.82-43,203,988.09

Finding the Fourth Proportional to 71,085,770.56, 98,069,150.82 and 43,203,988.09

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Solution

The fourth proportional to 71,085,770.56, 98,069,150.82 and 43,203,988.09 is: 59,603,748.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,085,770.56 : 98,069,150.82 = 43,203,988.09 : x
  2. Step 2: Convert to fraction form
    71,085,770.56/98,069,150.82 = 43,203,988.09/x
  3. Step 3: Cross multiply
    71,085,770.56x = 98,069,150.82 × 43,203,988.09
  4. Step 4: Simplify right side
    71,085,770.56x = 4,236,978,424,023,694
  5. Step 5: Solve for x
    x = 4,236,978,424,023,694/71,085,770.56
  6. Step 6: Final answer
    x = 59,603,748.97

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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.