Home / 647,352,003.10-971,028,004.65-283,846,359.10

Finding the Fourth Proportional to 647,352,003.10, 971,028,004.65 and 283,846,359.10

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Solution

The fourth proportional to 647,352,003.10, 971,028,004.65 and 283,846,359.10 is: 425,769,538.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,352,003.10 : 971,028,004.65 = 283,846,359.10 : x
  2. Step 2: Convert to fraction form
    647,352,003.10/971,028,004.65 = 283,846,359.10/x
  3. Step 3: Cross multiply
    647,352,003.10x = 971,028,004.65 × 283,846,359.10
  4. Step 4: Simplify right side
    647,352,003.10x = 275,622,763,704,040,384
  5. Step 5: Solve for x
    x = 275,622,763,704,040,384/647,352,003.10
  6. Step 6: Final answer
    x = 425,769,538.65

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Similar ratio
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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.