Home / 297,391,806.53-410,411,768.85-178,333,782.56

Finding the Fourth Proportional to 297,391,806.53, 410,411,768.85 and 178,333,782.56

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Solution

The fourth proportional to 297,391,806.53, 410,411,768.85 and 178,333,782.56 is: 246,107,261.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,391,806.53 : 410,411,768.85 = 178,333,782.56 : x
  2. Step 2: Convert to fraction form
    297,391,806.53/410,411,768.85 = 178,333,782.56/x
  3. Step 3: Cross multiply
    297,391,806.53x = 410,411,768.85 × 178,333,782.56
  4. Step 4: Simplify right side
    297,391,806.53x = 73,190,283,144,108,832
  5. Step 5: Solve for x
    x = 73,190,283,144,108,832/297,391,806.53
  6. Step 6: Final answer
    x = 246,107,261.66

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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.