Home / 984,140,046.20-1,475,202,299.70-574,985,588.60

Finding the Fourth Proportional to 984,140,046.20, 1,475,202,299.70 and 574,985,588.60

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Solution

The fourth proportional to 984,140,046.20, 1,475,202,299.70 and 574,985,588.60 is: 861,889,591.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,140,046.20 : 1,475,202,299.70 = 574,985,588.60 : x
  2. Step 2: Convert to fraction form
    984,140,046.20/1,475,202,299.70 = 574,985,588.60/x
  3. Step 3: Cross multiply
    984,140,046.20x = 1,475,202,299.70 × 574,985,588.60
  4. Step 4: Simplify right side
    984,140,046.20x = 848,220,062,597,078,144
  5. Step 5: Solve for x
    x = 848,220,062,597,078,144/984,140,046.20
  6. Step 6: Final answer
    x = 861,889,591.70

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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.