Home / 323,392,367,437.65-446,251,517,723.78-178,873,386,678.83

Finding the Fourth Proportional to 323,392,367,437.65, 446,251,517,723.78 and 178,873,386,678.83

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Solution

The fourth proportional to 323,392,367,437.65, 446,251,517,723.78 and 178,873,386,678.83 is: 246,828,708,167.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,392,367,437.65 : 446,251,517,723.78 = 178,873,386,678.83 : x
  2. Step 2: Convert to fraction form
    323,392,367,437.65/446,251,517,723.78 = 178,873,386,678.83/x
  3. Step 3: Cross multiply
    323,392,367,437.65x = 446,251,517,723.78 × 178,873,386,678.83
  4. Step 4: Simplify right side
    323,392,367,437.65x = 79,822,520,285,820,465,709,056
  5. Step 5: Solve for x
    x = 79,822,520,285,820,465,709,056/323,392,367,437.65
  6. Step 6: Final answer
    x = 246,828,708,167.36

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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.