Home / 8,424,606,860.40-12,633,929,560.17-2,447,489,515.32

Finding the Fourth Proportional to 8,424,606,860.40, 12,633,929,560.17 and 2,447,489,515.32

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Solution

The fourth proportional to 8,424,606,860.40, 12,633,929,560.17 and 2,447,489,515.32 is: 3,670,368,320.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,424,606,860.40 : 12,633,929,560.17 = 2,447,489,515.32 : x
  2. Step 2: Convert to fraction form
    8,424,606,860.40/12,633,929,560.17 = 2,447,489,515.32/x
  3. Step 3: Cross multiply
    8,424,606,860.40x = 12,633,929,560.17 × 2,447,489,515.32
  4. Step 4: Simplify right side
    8,424,606,860.40x = 30,921,410,135,807,496,192
  5. Step 5: Solve for x
    x = 30,921,410,135,807,496,192/8,424,606,860.40
  6. Step 6: Final answer
    x = 3,670,368,320.82

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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.