Home / 365,590,611.03-504,515,043.23-208,961,081.03

Finding the Fourth Proportional to 365,590,611.03, 504,515,043.23 and 208,961,081.03

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Solution

The fourth proportional to 365,590,611.03, 504,515,043.23 and 208,961,081.03 is: 288,366,291.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,590,611.03 : 504,515,043.23 = 208,961,081.03 : x
  2. Step 2: Convert to fraction form
    365,590,611.03/504,515,043.23 = 208,961,081.03/x
  3. Step 3: Cross multiply
    365,590,611.03x = 504,515,043.23 × 208,961,081.03
  4. Step 4: Simplify right side
    365,590,611.03x = 105,424,008,825,670,608
  5. Step 5: Solve for x
    x = 105,424,008,825,670,608/365,590,611.03
  6. Step 6: Final answer
    x = 288,366,291.82

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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.