Home / 236,105,221.63-325,825,640.64-131,690,023.12

Finding the Fourth Proportional to 236,105,221.63, 325,825,640.64 and 131,690,023.12

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Solution

The fourth proportional to 236,105,221.63, 325,825,640.64 and 131,690,023.12 is: 181,732,474.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,105,221.63 : 325,825,640.64 = 131,690,023.12 : x
  2. Step 2: Convert to fraction form
    236,105,221.63/325,825,640.64 = 131,690,023.12/x
  3. Step 3: Cross multiply
    236,105,221.63x = 325,825,640.64 × 131,690,023.12
  4. Step 4: Simplify right side
    236,105,221.63x = 42,907,986,148,970,408
  5. Step 5: Solve for x
    x = 42,907,986,148,970,408/236,105,221.63
  6. Step 6: Final answer
    x = 181,732,474.41

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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.