Home / 323,392,367,437.71-446,251,517,723.85-178,873,386,678.87

Finding the Fourth Proportional to 323,392,367,437.71, 446,251,517,723.85 and 178,873,386,678.87

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Solution

The fourth proportional to 323,392,367,437.71, 446,251,517,723.85 and 178,873,386,678.87 is: 246,828,708,167.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,392,367,437.71 : 446,251,517,723.85 = 178,873,386,678.87 : x
  2. Step 2: Convert to fraction form
    323,392,367,437.71/446,251,517,723.85 = 178,873,386,678.87/x
  3. Step 3: Cross multiply
    323,392,367,437.71x = 446,251,517,723.85 × 178,873,386,678.87
  4. Step 4: Simplify right side
    323,392,367,437.71x = 79,822,520,285,850,815,692,800
  5. Step 5: Solve for x
    x = 79,822,520,285,850,815,692,800/323,392,367,437.71
  6. Step 6: Final answer
    x = 246,828,708,167.41

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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.