Home / 1,491,128,399.98-2,237,015,466.83-571,004,771.41

Finding the Fourth Proportional to 1,491,128,399.98, 2,237,015,466.83 and 571,004,771.41

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Solution

The fourth proportional to 1,491,128,399.98, 2,237,015,466.83 and 571,004,771.41 is: 856,630,794.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,128,399.98 : 2,237,015,466.83 = 571,004,771.41 : x
  2. Step 2: Convert to fraction form
    1,491,128,399.98/2,237,015,466.83 = 571,004,771.41/x
  3. Step 3: Cross multiply
    1,491,128,399.98x = 2,237,015,466.83 × 571,004,771.41
  4. Step 4: Simplify right side
    1,491,128,399.98x = 1,277,346,505,277,898,496
  5. Step 5: Solve for x
    x = 1,277,346,505,277,898,496/1,491,128,399.98
  6. Step 6: Final answer
    x = 856,630,794.03

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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.