Home / 2,778,150,178.20-3,833,706,453.66-1,649,168,199.48

Finding the Fourth Proportional to 2,778,150,178.20, 3,833,706,453.66 and 1,649,168,199.48

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Solution

The fourth proportional to 2,778,150,178.20, 3,833,706,453.66 and 1,649,168,199.48 is: 2,275,768,538.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778,150,178.20 : 3,833,706,453.66 = 1,649,168,199.48 : x
  2. Step 2: Convert to fraction form
    2,778,150,178.20/3,833,706,453.66 = 1,649,168,199.48/x
  3. Step 3: Cross multiply
    2,778,150,178.20x = 3,833,706,453.66 × 1,649,168,199.48
  4. Step 4: Simplify right side
    2,778,150,178.20x = 6,322,426,769,517,318,144
  5. Step 5: Solve for x
    x = 6,322,426,769,517,318,144/2,778,150,178.20
  6. Step 6: Final answer
    x = 2,275,768,538.05

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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.