Home / 197,212,826.17-272,151,682.27-109,107,454.41

Finding the Fourth Proportional to 197,212,826.17, 272,151,682.27 and 109,107,454.41

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Solution

The fourth proportional to 197,212,826.17, 272,151,682.27 and 109,107,454.41 is: 150,567,170.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,212,826.17 : 272,151,682.27 = 109,107,454.41 : x
  2. Step 2: Convert to fraction form
    197,212,826.17/272,151,682.27 = 109,107,454.41/x
  3. Step 3: Cross multiply
    197,212,826.17x = 272,151,682.27 × 109,107,454.41
  4. Step 4: Simplify right side
    197,212,826.17x = 29,693,777,265,878,828
  5. Step 5: Solve for x
    x = 29,693,777,265,878,828/197,212,826.17
  6. Step 6: Final answer
    x = 150,567,170.72

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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.