Home / 211,839,786.82-292,342,401.71-116,474,324.91

Finding the Fourth Proportional to 211,839,786.82, 292,342,401.71 and 116,474,324.91

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Solution

The fourth proportional to 211,839,786.82, 292,342,401.71 and 116,474,324.91 is: 160,736,490.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,839,786.82 : 292,342,401.71 = 116,474,324.91 : x
  2. Step 2: Convert to fraction form
    211,839,786.82/292,342,401.71 = 116,474,324.91/x
  3. Step 3: Cross multiply
    211,839,786.82x = 292,342,401.71 × 116,474,324.91
  4. Step 4: Simplify right side
    211,839,786.82x = 34,050,383,880,498,404
  5. Step 5: Solve for x
    x = 34,050,383,880,498,404/211,839,786.82
  6. Step 6: Final answer
    x = 160,736,490.49

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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.