Home / 298,893,052.58-412,479,718.89-166,733,109.14

Finding the Fourth Proportional to 298,893,052.58, 412,479,718.89 and 166,733,109.14

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Solution

The fourth proportional to 298,893,052.58, 412,479,718.89 and 166,733,109.14 is: 230,095,766.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,893,052.58 : 412,479,718.89 = 166,733,109.14 : x
  2. Step 2: Convert to fraction form
    298,893,052.58/412,479,718.89 = 166,733,109.14/x
  3. Step 3: Cross multiply
    298,893,052.58x = 412,479,718.89 × 166,733,109.14
  4. Step 4: Simplify right side
    298,893,052.58x = 68,774,025,987,722,880
  5. Step 5: Solve for x
    x = 68,774,025,987,722,880/298,893,052.58
  6. Step 6: Final answer
    x = 230,095,766.34

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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.