Finding the Fourth Proportional to 373,889,813.96, 560,333,367.11 and 290,991,660.98
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Solution
The fourth proportional to 373,889,813.96, 560,333,367.11 and 290,991,660.98 is: 436,097,296.86
Step by Step Solution
- Step 1: Write the proportion equation
373,889,813.96 : 560,333,367.11 = 290,991,660.98 : x - Step 2: Convert to fraction form
373,889,813.96/560,333,367.11 = 290,991,660.98/x - Step 3: Cross multiply
373,889,813.96x = 560,333,367.11 × 290,991,660.98 - Step 4: Simplify right side
373,889,813.96x = 163,052,337,194,136,736 - Step 5: Solve for x
x = 163,052,337,194,136,736/373,889,813.96 - Step 6: Final answer
x = 436,097,296.86
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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.