Home / 165,266,338.08-247,929,768.72-68,169,076.32

Finding the Fourth Proportional to 165,266,338.08, 247,929,768.72 and 68,169,076.32

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Solution

The fourth proportional to 165,266,338.08, 247,929,768.72 and 68,169,076.32 is: 102,266,096.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,266,338.08 : 247,929,768.72 = 68,169,076.32 : x
  2. Step 2: Convert to fraction form
    165,266,338.08/247,929,768.72 = 68,169,076.32/x
  3. Step 3: Cross multiply
    165,266,338.08x = 247,929,768.72 × 68,169,076.32
  4. Step 4: Simplify right side
    165,266,338.08x = 16,901,143,325,873,626
  5. Step 5: Solve for x
    x = 16,901,143,325,873,626/165,266,338.08
  6. Step 6: Final answer
    x = 102,266,096.79

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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.