Home / 2,147,048,490.13-3,219,775,311.21-747,673,401.67

Finding the Fourth Proportional to 2,147,048,490.13, 3,219,775,311.21 and 747,673,401.67

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Solution

The fourth proportional to 2,147,048,490.13, 3,219,775,311.21 and 747,673,401.67 is: 1,121,232,413.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,048,490.13 : 3,219,775,311.21 = 747,673,401.67 : x
  2. Step 2: Convert to fraction form
    2,147,048,490.13/3,219,775,311.21 = 747,673,401.67/x
  3. Step 3: Cross multiply
    2,147,048,490.13x = 3,219,775,311.21 × 747,673,401.67
  4. Step 4: Simplify right side
    2,147,048,490.13x = 2,407,340,359,545,463,296
  5. Step 5: Solve for x
    x = 2,407,340,359,545,463,296/2,147,048,490.13
  6. Step 6: Final answer
    x = 1,121,232,413.06

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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.