Home / 11,757,832,521.58-16,225,780,471.32-6,405,436,863.64

Finding the Fourth Proportional to 11,757,832,521.58, 16,225,780,471.32 and 6,405,436,863.64

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Solution

The fourth proportional to 11,757,832,521.58, 16,225,780,471.32 and 6,405,436,863.64 is: 8,839,487,395.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,757,832,521.58 : 16,225,780,471.32 = 6,405,436,863.64 : x
  2. Step 2: Convert to fraction form
    11,757,832,521.58/16,225,780,471.32 = 6,405,436,863.64/x
  3. Step 3: Cross multiply
    11,757,832,521.58x = 16,225,780,471.32 × 6,405,436,863.64
  4. Step 4: Simplify right side
    11,757,832,521.58x = 103,933,212,372,323,139,584
  5. Step 5: Solve for x
    x = 103,933,212,372,323,139,584/11,757,832,521.58
  6. Step 6: Final answer
    x = 8,839,487,395.45

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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.