Home / 252,171,099,081.11-348,003,922,509.92-137,990,532,563.02

Finding the Fourth Proportional to 252,171,099,081.11, 348,003,922,509.92 and 137,990,532,563.02

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Solution

The fourth proportional to 252,171,099,081.11, 348,003,922,509.92 and 137,990,532,563.02 is: 190,431,206,336.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,171,099,081.11 : 348,003,922,509.92 = 137,990,532,563.02 : x
  2. Step 2: Convert to fraction form
    252,171,099,081.11/348,003,922,509.92 = 137,990,532,563.02/x
  3. Step 3: Cross multiply
    252,171,099,081.11x = 348,003,922,509.92 × 137,990,532,563.02
  4. Step 4: Simplify right side
    252,171,099,081.11x = 48,021,246,601,163,796,643,840
  5. Step 5: Solve for x
    x = 48,021,246,601,163,796,643,840/252,171,099,081.11
  6. Step 6: Final answer
    x = 190,431,206,336.29

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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.