Home / 181,687,286.72-272,530,941.96-145,124,490.44

Finding the Fourth Proportional to 181,687,286.72, 272,530,941.96 and 145,124,490.44

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Solution

The fourth proportional to 181,687,286.72, 272,530,941.96 and 145,124,490.44 is: 217,686,745.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,687,286.72 : 272,530,941.96 = 145,124,490.44 : x
  2. Step 2: Convert to fraction form
    181,687,286.72/272,530,941.96 = 145,124,490.44/x
  3. Step 3: Cross multiply
    181,687,286.72x = 272,530,941.96 × 145,124,490.44
  4. Step 4: Simplify right side
    181,687,286.72x = 39,550,914,081,078,208
  5. Step 5: Solve for x
    x = 39,550,914,081,078,208/181,687,286.72
  6. Step 6: Final answer
    x = 217,686,745.15

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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.