Finding the Fourth Proportional to 8,362,948,912.44, 12,544,840,203.89 and 2,387,961,278.60
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Solution
The fourth proportional to 8,362,948,912.44, 12,544,840,203.89 and 2,387,961,278.60 is: 3,582,060,941.26
Step by Step Solution
- Step 1: Write the proportion equation
8,362,948,912.44 : 12,544,840,203.89 = 2,387,961,278.60 : x - Step 2: Convert to fraction form
8,362,948,912.44/12,544,840,203.89 = 2,387,961,278.60/x - Step 3: Cross multiply
8,362,948,912.44x = 12,544,840,203.89 × 2,387,961,278.60 - Step 4: Simplify right side
8,362,948,912.44x = 29,956,592,653,039,181,824 - Step 5: Solve for x
x = 29,956,592,653,039,181,824/8,362,948,912.44 - Step 6: Final answer
x = 3,582,060,941.26
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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.