Home / 323,392,367,438.47-446,251,517,724.85-178,873,386,679.64

Finding the Fourth Proportional to 323,392,367,438.47, 446,251,517,724.85 and 178,873,386,679.64

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Solution

The fourth proportional to 323,392,367,438.47, 446,251,517,724.85 and 178,873,386,679.64 is: 246,828,708,168.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,392,367,438.47 : 446,251,517,724.85 = 178,873,386,679.64 : x
  2. Step 2: Convert to fraction form
    323,392,367,438.47/446,251,517,724.85 = 178,873,386,679.64/x
  3. Step 3: Cross multiply
    323,392,367,438.47x = 446,251,517,724.85 × 178,873,386,679.64
  4. Step 4: Simplify right side
    323,392,367,438.47x = 79,822,520,286,373,325,307,904
  5. Step 5: Solve for x
    x = 79,822,520,286,373,325,307,904/323,392,367,438.47
  6. Step 6: Final answer
    x = 246,828,708,168.45

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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.