Home / 45,419,077.80-68,128,616.70-29,294,764.20

Finding the Fourth Proportional to 45,419,077.80, 68,128,616.70 and 29,294,764.20

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Solution

The fourth proportional to 45,419,077.80, 68,128,616.70 and 29,294,764.20 is: 43,942,146.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,419,077.80 : 68,128,616.70 = 29,294,764.20 : x
  2. Step 2: Convert to fraction form
    45,419,077.80/68,128,616.70 = 29,294,764.20/x
  3. Step 3: Cross multiply
    45,419,077.80x = 68,128,616.70 × 29,294,764.20
  4. Step 4: Simplify right side
    45,419,077.80x = 1,995,811,761,498,682.25
  5. Step 5: Solve for x
    x = 1,995,811,761,498,682.25/45,419,077.80
  6. Step 6: Final answer
    x = 43,942,146.30

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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.