Home / 27,598,568,620.77-38,117,441,003.81-18,550,618,316.37

Finding the Fourth Proportional to 27,598,568,620.77, 38,117,441,003.81 and 18,550,618,316.37

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Solution

The fourth proportional to 27,598,568,620.77, 38,117,441,003.81 and 18,550,618,316.37 is: 25,620,970,021.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,598,568,620.77 : 38,117,441,003.81 = 18,550,618,316.37 : x
  2. Step 2: Convert to fraction form
    27,598,568,620.77/38,117,441,003.81 = 18,550,618,316.37/x
  3. Step 3: Cross multiply
    27,598,568,620.77x = 38,117,441,003.81 × 18,550,618,316.37
  4. Step 4: Simplify right side
    27,598,568,620.77x = 707,102,099,258,356,400,128
  5. Step 5: Solve for x
    x = 707,102,099,258,356,400,128/27,598,568,620.77
  6. Step 6: Final answer
    x = 25,620,970,021.11

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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.