Home / 22,631,962,580.41-31,230,701,122.76-12,470,121,782.57

Finding the Fourth Proportional to 22,631,962,580.41, 31,230,701,122.76 and 12,470,121,782.57

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Solution

The fourth proportional to 22,631,962,580.41, 31,230,701,122.76 and 12,470,121,782.57 is: 17,207,992,677.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,631,962,580.41 : 31,230,701,122.76 = 12,470,121,782.57 : x
  2. Step 2: Convert to fraction form
    22,631,962,580.41/31,230,701,122.76 = 12,470,121,782.57/x
  3. Step 3: Cross multiply
    22,631,962,580.41x = 31,230,701,122.76 × 12,470,121,782.57
  4. Step 4: Simplify right side
    22,631,962,580.41x = 389,450,646,355,862,814,720
  5. Step 5: Solve for x
    x = 389,450,646,355,862,814,720/22,631,962,580.41
  6. Step 6: Final answer
    x = 17,207,992,677.27

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1.5x scale

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.