Home / 825,795,570.92-1,139,597,824.37-449,454,857.10

Finding the Fourth Proportional to 825,795,570.92, 1,139,597,824.37 and 449,454,857.10

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Solution

The fourth proportional to 825,795,570.92, 1,139,597,824.37 and 449,454,857.10 is: 620,247,668.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,795,570.92 : 1,139,597,824.37 = 449,454,857.10 : x
  2. Step 2: Convert to fraction form
    825,795,570.92/1,139,597,824.37 = 449,454,857.10/x
  3. Step 3: Cross multiply
    825,795,570.92x = 1,139,597,824.37 × 449,454,857.10
  4. Step 4: Simplify right side
    825,795,570.92x = 512,197,777,301,441,984
  5. Step 5: Solve for x
    x = 512,197,777,301,441,984/825,795,570.92
  6. Step 6: Final answer
    x = 620,247,668.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.