Home / 271,764,286.11-407,615,901.75-75,055,663.94

Finding the Fourth Proportional to 271,764,286.11, 407,615,901.75 and 75,055,663.94

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Solution

The fourth proportional to 271,764,286.11, 407,615,901.75 and 75,055,663.94 is: 112,575,064.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,764,286.11 : 407,615,901.75 = 75,055,663.94 : x
  2. Step 2: Convert to fraction form
    271,764,286.11/407,615,901.75 = 75,055,663.94/x
  3. Step 3: Cross multiply
    271,764,286.11x = 407,615,901.75 × 75,055,663.94
  4. Step 4: Simplify right side
    271,764,286.11x = 30,593,882,136,309,980
  5. Step 5: Solve for x
    x = 30,593,882,136,309,980/271,764,286.11
  6. Step 6: Final answer
    x = 112,575,064.86

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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.