Home / 823,741,371.40-1,235,593,164.30-414,687,675.40

Finding the Fourth Proportional to 823,741,371.40, 1,235,593,164.30 and 414,687,675.40

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Solution

The fourth proportional to 823,741,371.40, 1,235,593,164.30 and 414,687,675.40 is: 622,022,002.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,741,371.40 : 1,235,593,164.30 = 414,687,675.40 : x
  2. Step 2: Convert to fraction form
    823,741,371.40/1,235,593,164.30 = 414,687,675.40/x
  3. Step 3: Cross multiply
    823,741,371.40x = 1,235,593,164.30 × 414,687,675.40
  4. Step 4: Simplify right side
    823,741,371.40x = 512,385,257,043,697,216
  5. Step 5: Solve for x
    x = 512,385,257,043,697,216/823,741,371.40
  6. Step 6: Final answer
    x = 622,022,002.09

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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.