Home / 146,043,609.16-201,540,229.52-79,968,286.64

Finding the Fourth Proportional to 146,043,609.16, 201,540,229.52 and 79,968,286.64

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Solution

The fourth proportional to 146,043,609.16, 201,540,229.52 and 79,968,286.64 is: 110,356,262.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,043,609.16 : 201,540,229.52 = 79,968,286.64 : x
  2. Step 2: Convert to fraction form
    146,043,609.16/201,540,229.52 = 79,968,286.64/x
  3. Step 3: Cross multiply
    146,043,609.16x = 201,540,229.52 × 79,968,286.64
  4. Step 4: Simplify right side
    146,043,609.16x = 16,116,826,843,746,750
  5. Step 5: Solve for x
    x = 16,116,826,843,746,750/146,043,609.16
  6. Step 6: Final answer
    x = 110,356,262.33

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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.