Home / 347,737,100.40-521,605,650.60-342,635,266.80

Finding the Fourth Proportional to 347,737,100.40, 521,605,650.60 and 342,635,266.80

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Solution

The fourth proportional to 347,737,100.40, 521,605,650.60 and 342,635,266.80 is: 513,952,900.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,737,100.40 : 521,605,650.60 = 342,635,266.80 : x
  2. Step 2: Convert to fraction form
    347,737,100.40/521,605,650.60 = 342,635,266.80/x
  3. Step 3: Cross multiply
    347,737,100.40x = 521,605,650.60 × 342,635,266.80
  4. Step 4: Simplify right side
    347,737,100.40x = 178,720,491,257,718,592
  5. Step 5: Solve for x
    x = 178,720,491,257,718,592/347,737,100.40
  6. Step 6: Final answer
    x = 513,952,900.20

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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.