Home / 2,798,131,639.20-4,195,284,271.20-1,324,977,187.20

Finding the Fourth Proportional to 2,798,131,639.20, 4,195,284,271.20 and 1,324,977,187.20

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Solution

The fourth proportional to 2,798,131,639.20, 4,195,284,271.20 and 1,324,977,187.20 is: 1,986,559,844.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798,131,639.20 : 4,195,284,271.20 = 1,324,977,187.20 : x
  2. Step 2: Convert to fraction form
    2,798,131,639.20/4,195,284,271.20 = 1,324,977,187.20/x
  3. Step 3: Cross multiply
    2,798,131,639.20x = 4,195,284,271.20 × 1,324,977,187.20
  4. Step 4: Simplify right side
    2,798,131,639.20x = 5,558,655,953,158,977,536
  5. Step 5: Solve for x
    x = 5,558,655,953,158,977,536/2,798,131,639.20
  6. Step 6: Final answer
    x = 1,986,559,844.18

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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.