Home / 339,976,119.60-509,964,179.40-109,968,454.80

Finding the Fourth Proportional to 339,976,119.60, 509,964,179.40 and 109,968,454.80

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Solution

The fourth proportional to 339,976,119.60, 509,964,179.40 and 109,968,454.80 is: 164,952,682.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,976,119.60 : 509,964,179.40 = 109,968,454.80 : x
  2. Step 2: Convert to fraction form
    339,976,119.60/509,964,179.40 = 109,968,454.80/x
  3. Step 3: Cross multiply
    339,976,119.60x = 509,964,179.40 × 109,968,454.80
  4. Step 4: Simplify right side
    339,976,119.60x = 56,079,972,811,967,984
  5. Step 5: Solve for x
    x = 56,079,972,811,967,984/339,976,119.60
  6. Step 6: Final answer
    x = 164,952,682.20

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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.