Home / 13,312,786,452.26-18,372,222,803.33-7,372,338,954.26

Finding the Fourth Proportional to 13,312,786,452.26, 18,372,222,803.33 and 7,372,338,954.26

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Solution

The fourth proportional to 13,312,786,452.26, 18,372,222,803.33 and 7,372,338,954.26 is: 10,174,147,563.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,312,786,452.26 : 18,372,222,803.33 = 7,372,338,954.26 : x
  2. Step 2: Convert to fraction form
    13,312,786,452.26/18,372,222,803.33 = 7,372,338,954.26/x
  3. Step 3: Cross multiply
    13,312,786,452.26x = 18,372,222,803.33 × 7,372,338,954.26
  4. Step 4: Simplify right side
    13,312,786,452.26x = 135,446,253,849,333,628,928
  5. Step 5: Solve for x
    x = 135,446,253,849,333,628,928/13,312,786,452.26
  6. Step 6: Final answer
    x = 10,174,147,563.70

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Double scale
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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.