Home / 15,682,473,620.80-23,523,710,431.20-12,131,597,435.20

Finding the Fourth Proportional to 15,682,473,620.80, 23,523,710,431.20 and 12,131,597,435.20

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Solution

The fourth proportional to 15,682,473,620.80, 23,523,710,431.20 and 12,131,597,435.20 is: 18,197,396,152.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,682,473,620.80 : 23,523,710,431.20 = 12,131,597,435.20 : x
  2. Step 2: Convert to fraction form
    15,682,473,620.80/23,523,710,431.20 = 12,131,597,435.20/x
  3. Step 3: Cross multiply
    15,682,473,620.80x = 23,523,710,431.20 × 12,131,597,435.20
  4. Step 4: Simplify right side
    15,682,473,620.80x = 285,380,185,133,533,429,760
  5. Step 5: Solve for x
    x = 285,380,185,133,533,429,760/15,682,473,620.80
  6. Step 6: Final answer
    x = 18,197,396,152.80

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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.