Home / 151,714,893.44-209,366,553.21-82,100,274.30

Finding the Fourth Proportional to 151,714,893.44, 209,366,553.21 and 82,100,274.30

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Solution

The fourth proportional to 151,714,893.44, 209,366,553.21 and 82,100,274.30 is: 113,298,378.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,714,893.44 : 209,366,553.21 = 82,100,274.30 : x
  2. Step 2: Convert to fraction form
    151,714,893.44/209,366,553.21 = 82,100,274.30/x
  3. Step 3: Cross multiply
    151,714,893.44x = 209,366,553.21 × 82,100,274.30
  4. Step 4: Simplify right side
    151,714,893.44x = 17,189,051,447,786,546
  5. Step 5: Solve for x
    x = 17,189,051,447,786,546/151,714,893.44
  6. Step 6: Final answer
    x = 113,298,378.68

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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.