Finding the Fourth Proportional to 777,190,270.49, 1,166,309,951.07 and 304,430,673.55
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Solution
The fourth proportional to 777,190,270.49, 1,166,309,951.07 and 304,430,673.55 is: 456,851,478.27
Step by Step Solution
- Step 1: Write the proportion equation
777,190,270.49 : 1,166,309,951.07 = 304,430,673.55 : x - Step 2: Convert to fraction form
777,190,270.49/1,166,309,951.07 = 304,430,673.55/x - Step 3: Cross multiply
777,190,270.49x = 1,166,309,951.07 × 304,430,673.55 - Step 4: Simplify right side
777,190,270.49x = 355,060,523,968,179,264 - Step 5: Solve for x
x = 355,060,523,968,179,264/777,190,270.49 - Step 6: Final answer
x = 456,851,478.27
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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.