Home / 13,929,319,066.56-20,893,394,989.64-4,485,753,872.79

Finding the Fourth Proportional to 13,929,319,066.56, 20,893,394,989.64 and 4,485,753,872.79

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Solution

The fourth proportional to 13,929,319,066.56, 20,893,394,989.64 and 4,485,753,872.79 is: 6,728,442,865.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,929,319,066.56 : 20,893,394,989.64 = 4,485,753,872.79 : x
  2. Step 2: Convert to fraction form
    13,929,319,066.56/20,893,394,989.64 = 4,485,753,872.79/x
  3. Step 3: Cross multiply
    13,929,319,066.56x = 20,893,394,989.64 × 4,485,753,872.79
  4. Step 4: Simplify right side
    13,929,319,066.56x = 93,722,627,490,486,370,304
  5. Step 5: Solve for x
    x = 93,722,627,490,486,370,304/13,929,319,066.56
  6. Step 6: Final answer
    x = 6,728,442,865.20

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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.