Home / 2,147,048,490.26-3,219,775,311.39-747,673,401.80

Finding the Fourth Proportional to 2,147,048,490.26, 3,219,775,311.39 and 747,673,401.80

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Solution

The fourth proportional to 2,147,048,490.26, 3,219,775,311.39 and 747,673,401.80 is: 1,121,232,413.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,048,490.26 : 3,219,775,311.39 = 747,673,401.80 : x
  2. Step 2: Convert to fraction form
    2,147,048,490.26/3,219,775,311.39 = 747,673,401.80/x
  3. Step 3: Cross multiply
    2,147,048,490.26x = 3,219,775,311.39 × 747,673,401.80
  4. Step 4: Simplify right side
    2,147,048,490.26x = 2,407,340,360,082,516,480
  5. Step 5: Solve for x
    x = 2,407,340,360,082,516,480/2,147,048,490.26
  6. Step 6: Final answer
    x = 1,121,232,413.24

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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.