Home / 227,084,051.70-313,376,117.45-122,662,123.88

Finding the Fourth Proportional to 227,084,051.70, 313,376,117.45 and 122,662,123.88

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Solution

The fourth proportional to 227,084,051.70, 313,376,117.45 and 122,662,123.88 is: 169,273,799.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,084,051.70 : 313,376,117.45 = 122,662,123.88 : x
  2. Step 2: Convert to fraction form
    227,084,051.70/313,376,117.45 = 122,662,123.88/x
  3. Step 3: Cross multiply
    227,084,051.70x = 313,376,117.45 × 122,662,123.88
  4. Step 4: Simplify right side
    227,084,051.70x = 38,439,380,137,505,136
  5. Step 5: Solve for x
    x = 38,439,380,137,505,136/227,084,051.70
  6. Step 6: Final answer
    x = 169,273,799.06

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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.