Home / 22,631,962,550.28-31,230,701,081.25-12,470,121,752.48

Finding the Fourth Proportional to 22,631,962,550.28, 31,230,701,081.25 and 12,470,121,752.48

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Solution

The fourth proportional to 22,631,962,550.28, 31,230,701,081.25 and 12,470,121,752.48 is: 17,207,992,635.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,631,962,550.28 : 31,230,701,081.25 = 12,470,121,752.48 : x
  2. Step 2: Convert to fraction form
    22,631,962,550.28/31,230,701,081.25 = 12,470,121,752.48/x
  3. Step 3: Cross multiply
    22,631,962,550.28x = 31,230,701,081.25 × 12,470,121,752.48
  4. Step 4: Simplify right side
    22,631,962,550.28x = 389,450,644,898,496,249,856
  5. Step 5: Solve for x
    x = 389,450,644,898,496,249,856/22,631,962,550.28
  6. Step 6: Final answer
    x = 17,207,992,635.78

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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.