Home / 207,164,216.44-285,843,942.30-119,041,188.76

Finding the Fourth Proportional to 207,164,216.44, 285,843,942.30 and 119,041,188.76

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Solution

The fourth proportional to 207,164,216.44, 285,843,942.30 and 119,041,188.76 is: 164,252,317.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,164,216.44 : 285,843,942.30 = 119,041,188.76 : x
  2. Step 2: Convert to fraction form
    207,164,216.44/285,843,942.30 = 119,041,188.76/x
  3. Step 3: Cross multiply
    207,164,216.44x = 285,843,942.30 × 119,041,188.76
  4. Step 4: Simplify right side
    207,164,216.44x = 34,027,202,691,236,852
  5. Step 5: Solve for x
    x = 34,027,202,691,236,852/207,164,216.44
  6. Step 6: Final answer
    x = 164,252,317.68

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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.