Home / 110,689,286.40-166,033,929.60-49,278,326.40

Finding the Fourth Proportional to 110,689,286.40, 166,033,929.60 and 49,278,326.40

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Solution

The fourth proportional to 110,689,286.40, 166,033,929.60 and 49,278,326.40 is: 73,917,489.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,689,286.40 : 166,033,929.60 = 49,278,326.40 : x
  2. Step 2: Convert to fraction form
    110,689,286.40/166,033,929.60 = 49,278,326.40/x
  3. Step 3: Cross multiply
    110,689,286.40x = 166,033,929.60 × 49,278,326.40
  4. Step 4: Simplify right side
    110,689,286.40x = 8,181,874,176,303,421
  5. Step 5: Solve for x
    x = 8,181,874,176,303,421/110,689,286.40
  6. Step 6: Final answer
    x = 73,917,489.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.