Home / 1,889,571,014.70-2,834,356,522.05-1,728,863,256.30

Finding the Fourth Proportional to 1,889,571,014.70, 2,834,356,522.05 and 1,728,863,256.30

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Solution

The fourth proportional to 1,889,571,014.70, 2,834,356,522.05 and 1,728,863,256.30 is: 2,593,294,884.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,571,014.70 : 2,834,356,522.05 = 1,728,863,256.30 : x
  2. Step 2: Convert to fraction form
    1,889,571,014.70/2,834,356,522.05 = 1,728,863,256.30/x
  3. Step 3: Cross multiply
    1,889,571,014.70x = 2,834,356,522.05 × 1,728,863,256.30
  4. Step 4: Simplify right side
    1,889,571,014.70x = 4,900,214,846,226,505,728
  5. Step 5: Solve for x
    x = 4,900,214,846,226,505,728/1,889,571,014.70
  6. Step 6: Final answer
    x = 2,593,294,884.45

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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.