Home / 11,757,832,522.58-16,225,780,472.70-6,405,436,864.64

Finding the Fourth Proportional to 11,757,832,522.58, 16,225,780,472.70 and 6,405,436,864.64

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Solution

The fourth proportional to 11,757,832,522.58, 16,225,780,472.70 and 6,405,436,864.64 is: 8,839,487,396.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,757,832,522.58 : 16,225,780,472.70 = 6,405,436,864.64 : x
  2. Step 2: Convert to fraction form
    11,757,832,522.58/16,225,780,472.70 = 6,405,436,864.64/x
  3. Step 3: Cross multiply
    11,757,832,522.58x = 16,225,780,472.70 × 6,405,436,864.64
  4. Step 4: Simplify right side
    11,757,832,522.58x = 103,933,212,397,388,431,360
  5. Step 5: Solve for x
    x = 103,933,212,397,388,431,360/11,757,832,522.58
  6. Step 6: Final answer
    x = 8,839,487,396.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.