Home / 193,603,804.80-290,741,630.40-102,904,540.80

Finding the Fourth Proportional to 193,603,804.80, 290,741,630.40 and 102,904,540.80

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Solution

The fourth proportional to 193,603,804.80, 290,741,630.40 and 102,904,540.80 is: 154,535,361.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,603,804.80 : 290,741,630.40 = 102,904,540.80 : x
  2. Step 2: Convert to fraction form
    193,603,804.80/290,741,630.40 = 102,904,540.80/x
  3. Step 3: Cross multiply
    193,603,804.80x = 290,741,630.40 × 102,904,540.80
  4. Step 4: Simplify right side
    193,603,804.80x = 29,918,633,967,755,316
  5. Step 5: Solve for x
    x = 29,918,633,967,755,316/193,603,804.80
  6. Step 6: Final answer
    x = 154,535,361.53

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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.