Home / 22,631,962,558.43-31,230,701,092.42-12,470,121,760.64

Finding the Fourth Proportional to 22,631,962,558.43, 31,230,701,092.42 and 12,470,121,760.64

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Solution

The fourth proportional to 22,631,962,558.43, 31,230,701,092.42 and 12,470,121,760.64 is: 17,207,992,646.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,631,962,558.43 : 31,230,701,092.42 = 12,470,121,760.64 : x
  2. Step 2: Convert to fraction form
    22,631,962,558.43/31,230,701,092.42 = 12,470,121,760.64/x
  3. Step 3: Cross multiply
    22,631,962,558.43x = 31,230,701,092.42 × 12,470,121,760.64
  4. Step 4: Simplify right side
    22,631,962,558.43x = 389,450,645,292,436,488,192
  5. Step 5: Solve for x
    x = 389,450,645,292,436,488,192/22,631,962,558.43
  6. Step 6: Final answer
    x = 17,207,992,646.99

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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.