Home / 12,885,377,321.22-19,330,847,958.39-3,922,267,475.16

Finding the Fourth Proportional to 12,885,377,321.22, 19,330,847,958.39 and 3,922,267,475.16

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Solution

The fourth proportional to 12,885,377,321.22, 19,330,847,958.39 and 3,922,267,475.16 is: 5,884,248,037.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,885,377,321.22 : 19,330,847,958.39 = 3,922,267,475.16 : x
  2. Step 2: Convert to fraction form
    12,885,377,321.22/19,330,847,958.39 = 3,922,267,475.16/x
  3. Step 3: Cross multiply
    12,885,377,321.22x = 19,330,847,958.39 × 3,922,267,475.16
  4. Step 4: Simplify right side
    12,885,377,321.22x = 75,820,756,214,456,172,544
  5. Step 5: Solve for x
    x = 75,820,756,214,456,172,544/12,885,377,321.22
  6. Step 6: Final answer
    x = 5,884,248,037.47

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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.