Home / 356,616,099.20-534,924,148.80-231,780,608.30

Finding the Fourth Proportional to 356,616,099.20, 534,924,148.80 and 231,780,608.30

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Solution

The fourth proportional to 356,616,099.20, 534,924,148.80 and 231,780,608.30 is: 347,670,912.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,616,099.20 : 534,924,148.80 = 231,780,608.30 : x
  2. Step 2: Convert to fraction form
    356,616,099.20/534,924,148.80 = 231,780,608.30/x
  3. Step 3: Cross multiply
    356,616,099.20x = 534,924,148.80 × 231,780,608.30
  4. Step 4: Simplify right side
    356,616,099.20x = 123,985,044,603,223,728
  5. Step 5: Solve for x
    x = 123,985,044,603,223,728/356,616,099.20
  6. Step 6: Final answer
    x = 347,670,912.45

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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.