Home / 18,535,228,936.80-27,802,843,405.20-8,586,653,416.80

Finding the Fourth Proportional to 18,535,228,936.80, 27,802,843,405.20 and 8,586,653,416.80

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Solution

The fourth proportional to 18,535,228,936.80, 27,802,843,405.20 and 8,586,653,416.80 is: 12,879,980,125.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,535,228,936.80 : 27,802,843,405.20 = 8,586,653,416.80 : x
  2. Step 2: Convert to fraction form
    18,535,228,936.80/27,802,843,405.20 = 8,586,653,416.80/x
  3. Step 3: Cross multiply
    18,535,228,936.80x = 27,802,843,405.20 × 8,586,653,416.80
  4. Step 4: Simplify right side
    18,535,228,936.80x = 238,733,380,322,015,936,512
  5. Step 5: Solve for x
    x = 238,733,380,322,015,936,512/18,535,228,936.80
  6. Step 6: Final answer
    x = 12,879,980,125.20

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1.5x scale

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.