Finding the Fourth Proportional to 7,883,026,793.11, 11,824,570,867.12 and 1,907,143,380.50
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Solution
The fourth proportional to 7,883,026,793.11, 11,824,570,867.12 and 1,907,143,380.50 is: 2,860,722,492.56
Step by Step Solution
- Step 1: Write the proportion equation
7,883,026,793.11 : 11,824,570,867.12 = 1,907,143,380.50 : x - Step 2: Convert to fraction form
7,883,026,793.11/11,824,570,867.12 = 1,907,143,380.50/x - Step 3: Cross multiply
7,883,026,793.11x = 11,824,570,867.12 × 1,907,143,380.50 - Step 4: Simplify right side
7,883,026,793.11x = 22,551,152,056,481,054,720 - Step 5: Solve for x
x = 22,551,152,056,481,054,720/7,883,026,793.11 - Step 6: Final answer
x = 2,860,722,492.56
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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.