Home / 25,558,964,179.62-38,342,565,932.67-7,872,633,662.55

Finding the Fourth Proportional to 25,558,964,179.62, 38,342,565,932.67 and 7,872,633,662.55

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Solution

The fourth proportional to 25,558,964,179.62, 38,342,565,932.67 and 7,872,633,662.55 is: 11,810,219,426.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,558,964,179.62 : 38,342,565,932.67 = 7,872,633,662.55 : x
  2. Step 2: Convert to fraction form
    25,558,964,179.62/38,342,565,932.67 = 7,872,633,662.55/x
  3. Step 3: Cross multiply
    25,558,964,179.62x = 38,342,565,932.67 × 7,872,633,662.55
  4. Step 4: Simplify right side
    25,558,964,179.62x = 301,856,975,270,080,675,840
  5. Step 5: Solve for x
    x = 301,856,975,270,080,675,840/25,558,964,179.62
  6. Step 6: Final answer
    x = 11,810,219,426.29

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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.