Home / 269,379,767.60-403,060,715.40-191,835,940.40

Finding the Fourth Proportional to 269,379,767.60, 403,060,715.40 and 191,835,940.40

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Solution

The fourth proportional to 269,379,767.60, 403,060,715.40 and 191,835,940.40 is: 287,035,407.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,379,767.60 : 403,060,715.40 = 191,835,940.40 : x
  2. Step 2: Convert to fraction form
    269,379,767.60/403,060,715.40 = 191,835,940.40/x
  3. Step 3: Cross multiply
    269,379,767.60x = 403,060,715.40 × 191,835,940.40
  4. Step 4: Simplify right side
    269,379,767.60x = 77,321,531,377,055,760
  5. Step 5: Solve for x
    x = 77,321,531,377,055,760/269,379,767.60
  6. Step 6: Final answer
    x = 287,035,407.54

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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.