Home / 158,091,758.92-218,189,539.24-91,097,682.76

Finding the Fourth Proportional to 158,091,758.92, 218,189,539.24 and 91,097,682.76

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Solution

The fourth proportional to 158,091,758.92, 218,189,539.24 and 91,097,682.76 is: 125,728,004.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,091,758.92 : 218,189,539.24 = 91,097,682.76 : x
  2. Step 2: Convert to fraction form
    158,091,758.92/218,189,539.24 = 91,097,682.76/x
  3. Step 3: Cross multiply
    158,091,758.92x = 218,189,539.24 × 91,097,682.76
  4. Step 4: Simplify right side
    158,091,758.92x = 19,876,561,427,236,092
  5. Step 5: Solve for x
    x = 19,876,561,427,236,092/158,091,758.92
  6. Step 6: Final answer
    x = 125,728,004.82

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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.