Home / 1,244,631,922.30-1,866,947,883.45-624,759,139.90

Finding the Fourth Proportional to 1,244,631,922.30, 1,866,947,883.45 and 624,759,139.90

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Solution

The fourth proportional to 1,244,631,922.30, 1,866,947,883.45 and 624,759,139.90 is: 937,138,709.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,631,922.30 : 1,866,947,883.45 = 624,759,139.90 : x
  2. Step 2: Convert to fraction form
    1,244,631,922.30/1,866,947,883.45 = 624,759,139.90/x
  3. Step 3: Cross multiply
    1,244,631,922.30x = 1,866,947,883.45 × 624,759,139.90
  4. Step 4: Simplify right side
    1,244,631,922.30x = 1,166,392,753,902,347,520
  5. Step 5: Solve for x
    x = 1,166,392,753,902,347,520/1,244,631,922.30
  6. Step 6: Final answer
    x = 937,138,709.85

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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.