Home / 132,146,494.32-182,367,333.24-90,418,078.64

Finding the Fourth Proportional to 132,146,494.32, 182,367,333.24 and 90,418,078.64

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Solution

The fourth proportional to 132,146,494.32, 182,367,333.24 and 90,418,078.64 is: 124,780,486.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,146,494.32 : 182,367,333.24 = 90,418,078.64 : x
  2. Step 2: Convert to fraction form
    132,146,494.32/182,367,333.24 = 90,418,078.64/x
  3. Step 3: Cross multiply
    132,146,494.32x = 182,367,333.24 × 90,418,078.64
  4. Step 4: Simplify right side
    132,146,494.32x = 16,489,303,878,261,406
  5. Step 5: Solve for x
    x = 16,489,303,878,261,406/132,146,494.32
  6. Step 6: Final answer
    x = 124,780,486.71

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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.