Home / 12,268,408,059.26-18,376,840,751.30-7,784,194,497.35

Finding the Fourth Proportional to 12,268,408,059.26, 18,376,840,751.30 and 7,784,194,497.35

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Solution

The fourth proportional to 12,268,408,059.26, 18,376,840,751.30 and 7,784,194,497.35 is: 11,659,940,064.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,268,408,059.26 : 18,376,840,751.30 = 7,784,194,497.35 : x
  2. Step 2: Convert to fraction form
    12,268,408,059.26/18,376,840,751.30 = 7,784,194,497.35/x
  3. Step 3: Cross multiply
    12,268,408,059.26x = 18,376,840,751.30 × 7,784,194,497.35
  4. Step 4: Simplify right side
    12,268,408,059.26x = 143,048,902,654,946,705,408
  5. Step 5: Solve for x
    x = 143,048,902,654,946,705,408/12,268,408,059.26
  6. Step 6: Final answer
    x = 11,659,940,064.27

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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.