Home / 3,360,490,980.72-5,040,695,923.52-873,131,812.44

Finding the Fourth Proportional to 3,360,490,980.72, 5,040,695,923.52 and 873,131,812.44

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Solution

The fourth proportional to 3,360,490,980.72, 5,040,695,923.52 and 873,131,812.44 is: 1,309,687,183.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360,490,980.72 : 5,040,695,923.52 = 873,131,812.44 : x
  2. Step 2: Convert to fraction form
    3,360,490,980.72/5,040,695,923.52 = 873,131,812.44/x
  3. Step 3: Cross multiply
    3,360,490,980.72x = 5,040,695,923.52 × 873,131,812.44
  4. Step 4: Simplify right side
    3,360,490,980.72x = 4,401,191,967,661,937,664
  5. Step 5: Solve for x
    x = 4,401,191,967,661,937,664/3,360,490,980.72
  6. Step 6: Final answer
    x = 1,309,687,183.48

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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.