Home / 99,246,415.20-136,960,131.04-55,192,452.72

Finding the Fourth Proportional to 99,246,415.20, 136,960,131.04 and 55,192,452.72

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Solution

The fourth proportional to 99,246,415.20, 136,960,131.04 and 55,192,452.72 is: 76,165,628.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,246,415.20 : 136,960,131.04 = 55,192,452.72 : x
  2. Step 2: Convert to fraction form
    99,246,415.20/136,960,131.04 = 55,192,452.72/x
  3. Step 3: Cross multiply
    99,246,415.20x = 136,960,131.04 × 55,192,452.72
  4. Step 4: Simplify right side
    99,246,415.20x = 7,559,165,556,950,204
  5. Step 5: Solve for x
    x = 7,559,165,556,950,204/99,246,415.20
  6. Step 6: Final answer
    x = 76,165,628.17

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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.