Home / 22,622,190,296.07-31,217,468,824.26-12,460,699,418.43

Finding the Fourth Proportional to 22,622,190,296.07, 31,217,468,824.26 and 12,460,699,418.43

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Solution

The fourth proportional to 22,622,190,296.07, 31,217,468,824.26 and 12,460,699,418.43 is: 17,195,129,672.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,622,190,296.07 : 31,217,468,824.26 = 12,460,699,418.43 : x
  2. Step 2: Convert to fraction form
    22,622,190,296.07/31,217,468,824.26 = 12,460,699,418.43/x
  3. Step 3: Cross multiply
    22,622,190,296.07x = 31,217,468,824.26 × 12,460,699,418.43
  4. Step 4: Simplify right side
    22,622,190,296.07x = 388,991,495,623,313,195,008
  5. Step 5: Solve for x
    x = 388,991,495,623,313,195,008/22,622,190,296.07
  6. Step 6: Final answer
    x = 17,195,129,672.78

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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.