Home / 749,088,135.40-1,123,632,203.10-504,200,122.60

Finding the Fourth Proportional to 749,088,135.40, 1,123,632,203.10 and 504,200,122.60

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Solution

The fourth proportional to 749,088,135.40, 1,123,632,203.10 and 504,200,122.60 is: 756,300,183.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,088,135.40 : 1,123,632,203.10 = 504,200,122.60 : x
  2. Step 2: Convert to fraction form
    749,088,135.40/1,123,632,203.10 = 504,200,122.60/x
  3. Step 3: Cross multiply
    749,088,135.40x = 1,123,632,203.10 × 504,200,122.60
  4. Step 4: Simplify right side
    749,088,135.40x = 566,535,494,560,328,064
  5. Step 5: Solve for x
    x = 566,535,494,560,328,064/749,088,135.40
  6. Step 6: Final answer
    x = 756,300,183.90

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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.