Finding the Fourth Proportional to 1,848,722,803.44, 2,773,084,036.92 and 813,583,684.56
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Solution
The fourth proportional to 1,848,722,803.44, 2,773,084,036.92 and 813,583,684.56 is: 1,220,375,452.80
Step by Step Solution
- Step 1: Write the proportion equation
1,848,722,803.44 : 2,773,084,036.92 = 813,583,684.56 : x - Step 2: Convert to fraction form
1,848,722,803.44/2,773,084,036.92 = 813,583,684.56/x - Step 3: Cross multiply
1,848,722,803.44x = 2,773,084,036.92 × 813,583,684.56 - Step 4: Simplify right side
1,848,722,803.44x = 2,256,135,928,351,892,480 - Step 5: Solve for x
x = 2,256,135,928,351,892,480/1,848,722,803.44 - Step 6: Final answer
x = 1,220,375,452.80
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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.