Finding the Fourth Proportional to 373,692,458.67, 515,685,597.84 and 206,425,119.99
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Solution
The fourth proportional to 373,692,458.67, 515,685,597.84 and 206,425,119.99 is: 284,861,144.35
Step by Step Solution
- Step 1: Write the proportion equation
373,692,458.67 : 515,685,597.84 = 206,425,119.99 : x - Step 2: Convert to fraction form
373,692,458.67/515,685,597.84 = 206,425,119.99/x - Step 3: Cross multiply
373,692,458.67x = 515,685,597.84 × 206,425,119.99 - Step 4: Simplify right side
373,692,458.67x = 106,450,461,411,236,880 - Step 5: Solve for x
x = 106,450,461,411,236,880/373,692,458.67 - Step 6: Final answer
x = 284,861,144.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.