Home / 28,961,945,912.54-43,419,475,213.38-9,054,586,223.06

Finding the Fourth Proportional to 28,961,945,912.54, 43,419,475,213.38 and 9,054,586,223.06

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Solution

The fourth proportional to 28,961,945,912.54, 43,419,475,213.38 and 9,054,586,223.06 is: 13,574,549,972.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,961,945,912.54 : 43,419,475,213.38 = 9,054,586,223.06 : x
  2. Step 2: Convert to fraction form
    28,961,945,912.54/43,419,475,213.38 = 9,054,586,223.06/x
  3. Step 3: Cross multiply
    28,961,945,912.54x = 43,419,475,213.38 × 9,054,586,223.06
  4. Step 4: Simplify right side
    28,961,945,912.54x = 393,145,382,079,565,660,160
  5. Step 5: Solve for x
    x = 393,145,382,079,565,660,160/28,961,945,912.54
  6. Step 6: Final answer
    x = 13,574,549,972.12

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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.