Finding the Fourth Proportional to 189,558,325.20, 284,337,487.80 and 160,860,511.20
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Solution
The fourth proportional to 189,558,325.20, 284,337,487.80 and 160,860,511.20 is: 241,290,766.80
Step by Step Solution
- Step 1: Write the proportion equation
189,558,325.20 : 284,337,487.80 = 160,860,511.20 : x - Step 2: Convert to fraction form
189,558,325.20/284,337,487.80 = 160,860,511.20/x - Step 3: Cross multiply
189,558,325.20x = 284,337,487.80 × 160,860,511.20 - Step 4: Simplify right side
189,558,325.20x = 45,738,673,640,831,760 - Step 5: Solve for x
x = 45,738,673,640,831,760/189,558,325.20 - Step 6: Final answer
x = 241,290,766.80
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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.