Home / 206,243,213.46-285,365,106.24-179,836,631.58

Finding the Fourth Proportional to 206,243,213.46, 285,365,106.24 and 179,836,631.58

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Solution

The fourth proportional to 206,243,213.46, 285,365,106.24 and 179,836,631.58 is: 248,828,063.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,243,213.46 : 285,365,106.24 = 179,836,631.58 : x
  2. Step 2: Convert to fraction form
    206,243,213.46/285,365,106.24 = 179,836,631.58/x
  3. Step 3: Cross multiply
    206,243,213.46x = 285,365,106.24 × 179,836,631.58
  4. Step 4: Simplify right side
    206,243,213.46x = 51,319,099,476,670,448
  5. Step 5: Solve for x
    x = 51,319,099,476,670,448/206,243,213.46
  6. Step 6: Final answer
    x = 248,828,063.80

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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.