Home / 90,815,404,944.03-136,191,561,399.99-50,539,719,080.67

Finding the Fourth Proportional to 90,815,404,944.03, 136,191,561,399.99 and 50,539,719,080.67

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Solution

The fourth proportional to 90,815,404,944.03, 136,191,561,399.99 and 50,539,719,080.67 is: 75,792,022,934.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,815,404,944.03 : 136,191,561,399.99 = 50,539,719,080.67 : x
  2. Step 2: Convert to fraction form
    90,815,404,944.03/136,191,561,399.99 = 50,539,719,080.67/x
  3. Step 3: Cross multiply
    90,815,404,944.03x = 136,191,561,399.99 × 50,539,719,080.67
  4. Step 4: Simplify right side
    90,815,404,944.03x = 6,883,083,254,313,314,680,832
  5. Step 5: Solve for x
    x = 6,883,083,254,313,314,680,832/90,815,404,944.03
  6. Step 6: Final answer
    x = 75,792,022,934.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.