Home / 35,409,992,061.78-48,865,836,662.37-20,372,932,739.70

Finding the Fourth Proportional to 35,409,992,061.78, 48,865,836,662.37 and 20,372,932,739.70

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Solution

The fourth proportional to 35,409,992,061.78, 48,865,836,662.37 and 20,372,932,739.70 is: 28,114,674,577.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,409,992,061.78 : 48,865,836,662.37 = 20,372,932,739.70 : x
  2. Step 2: Convert to fraction form
    35,409,992,061.78/48,865,836,662.37 = 20,372,932,739.70/x
  3. Step 3: Cross multiply
    35,409,992,061.78x = 48,865,836,662.37 × 20,372,932,739.70
  4. Step 4: Simplify right side
    35,409,992,061.78x = 995,540,403,591,630,422,016
  5. Step 5: Solve for x
    x = 995,540,403,591,630,422,016/35,409,992,061.78
  6. Step 6: Final answer
    x = 28,114,674,577.02

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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.