Home / 3,818,158,293.51-5,268,451,350.96-2,147,084,715.51

Finding the Fourth Proportional to 3,818,158,293.51, 5,268,451,350.96 and 2,147,084,715.51

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Solution

The fourth proportional to 3,818,158,293.51, 5,268,451,350.96 and 2,147,084,715.51 is: 2,962,635,517.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818,158,293.51 : 5,268,451,350.96 = 2,147,084,715.51 : x
  2. Step 2: Convert to fraction form
    3,818,158,293.51/5,268,451,350.96 = 2,147,084,715.51/x
  3. Step 3: Cross multiply
    3,818,158,293.51x = 5,268,451,350.96 × 2,147,084,715.51
  4. Step 4: Simplify right side
    3,818,158,293.51x = 11,311,811,370,054,225,920
  5. Step 5: Solve for x
    x = 11,311,811,370,054,225,920/3,818,158,293.51
  6. Step 6: Final answer
    x = 2,962,635,517.05

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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.