Home / 3,120,183,443.80-4,680,968,007.30-1,049,846,771.80

Finding the Fourth Proportional to 3,120,183,443.80, 4,680,968,007.30 and 1,049,846,771.80

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Solution

The fourth proportional to 3,120,183,443.80, 4,680,968,007.30 and 1,049,846,771.80 is: 1,575,003,277.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,183,443.80 : 4,680,968,007.30 = 1,049,846,771.80 : x
  2. Step 2: Convert to fraction form
    3,120,183,443.80/4,680,968,007.30 = 1,049,846,771.80/x
  3. Step 3: Cross multiply
    3,120,183,443.80x = 4,680,968,007.30 × 1,049,846,771.80
  4. Step 4: Simplify right side
    3,120,183,443.80x = 4,914,299,151,362,983,936
  5. Step 5: Solve for x
    x = 4,914,299,151,362,983,936/3,120,183,443.80
  6. Step 6: Final answer
    x = 1,575,003,277.81

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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.