Home / 165,082,903.02-227,811,852.24-90,741,872.82

Finding the Fourth Proportional to 165,082,903.02, 227,811,852.24 and 90,741,872.82

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Solution

The fourth proportional to 165,082,903.02, 227,811,852.24 and 90,741,872.82 is: 125,222,380.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,082,903.02 : 227,811,852.24 = 90,741,872.82 : x
  2. Step 2: Convert to fraction form
    165,082,903.02/227,811,852.24 = 90,741,872.82/x
  3. Step 3: Cross multiply
    165,082,903.02x = 227,811,852.24 × 90,741,872.82
  4. Step 4: Simplify right side
    165,082,903.02x = 20,672,074,122,850,712
  5. Step 5: Solve for x
    x = 20,672,074,122,850,712/165,082,903.02
  6. Step 6: Final answer
    x = 125,222,380.66

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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.