Home / 104,132,190.72-156,199,923.36-39,418,621.44

Finding the Fourth Proportional to 104,132,190.72, 156,199,923.36 and 39,418,621.44

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Solution

The fourth proportional to 104,132,190.72, 156,199,923.36 and 39,418,621.44 is: 59,128,551.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,132,190.72 : 156,199,923.36 = 39,418,621.44 : x
  2. Step 2: Convert to fraction form
    104,132,190.72/156,199,923.36 = 39,418,621.44/x
  3. Step 3: Cross multiply
    104,132,190.72x = 156,199,923.36 × 39,418,621.44
  4. Step 4: Simplify right side
    104,132,190.72x = 6,157,185,647,884,853
  5. Step 5: Solve for x
    x = 6,157,185,647,884,853/104,132,190.72
  6. Step 6: Final answer
    x = 59,128,551.94

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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.