Home / 339,976,344.35-509,964,516.53-109,968,679.55

Finding the Fourth Proportional to 339,976,344.35, 509,964,516.53 and 109,968,679.55

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Solution

The fourth proportional to 339,976,344.35, 509,964,516.53 and 109,968,679.55 is: 164,953,019.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,976,344.35 : 509,964,516.53 = 109,968,679.55 : x
  2. Step 2: Convert to fraction form
    339,976,344.35/509,964,516.53 = 109,968,679.55/x
  3. Step 3: Cross multiply
    339,976,344.35x = 509,964,516.53 × 109,968,679.55
  4. Step 4: Simplify right side
    339,976,344.35x = 56,080,124,500,158,240
  5. Step 5: Solve for x
    x = 56,080,124,500,158,240/339,976,344.35
  6. Step 6: Final answer
    x = 164,953,019.33

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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.