Home / 271,508,910.85-407,263,366.28-67,036,986.10

Finding the Fourth Proportional to 271,508,910.85, 407,263,366.28 and 67,036,986.10

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Solution

The fourth proportional to 271,508,910.85, 407,263,366.28 and 67,036,986.10 is: 100,555,479.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,508,910.85 : 407,263,366.28 = 67,036,986.10 : x
  2. Step 2: Convert to fraction form
    271,508,910.85/407,263,366.28 = 67,036,986.10/x
  3. Step 3: Cross multiply
    271,508,910.85x = 407,263,366.28 × 67,036,986.10
  4. Step 4: Simplify right side
    271,508,910.85x = 27,301,708,624,016,384
  5. Step 5: Solve for x
    x = 27,301,708,624,016,384/271,508,910.85
  6. Step 6: Final answer
    x = 100,555,479.15

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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.