Home / 331,598,806.20-497,393,543.70-149,845,692.60

Finding the Fourth Proportional to 331,598,806.20, 497,393,543.70 and 149,845,692.60

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Solution

The fourth proportional to 331,598,806.20, 497,393,543.70 and 149,845,692.60 is: 224,766,430.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,598,806.20 : 497,393,543.70 = 149,845,692.60 : x
  2. Step 2: Convert to fraction form
    331,598,806.20/497,393,543.70 = 149,845,692.60/x
  3. Step 3: Cross multiply
    331,598,806.20x = 497,393,543.70 × 149,845,692.60
  4. Step 4: Simplify right side
    331,598,806.20x = 74,532,280,050,494,864
  5. Step 5: Solve for x
    x = 74,532,280,050,494,864/331,598,806.20
  6. Step 6: Final answer
    x = 224,766,430.57

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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.