Finding the Fourth Proportional to 481,623,888.70, 664,696,103.25 and 269,987,880.07
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Solution
The fourth proportional to 481,623,888.70, 664,696,103.25 and 269,987,880.07 is: 372,614,183.01
Step by Step Solution
- Step 1: Write the proportion equation
481,623,888.70 : 664,696,103.25 = 269,987,880.07 : x - Step 2: Convert to fraction form
481,623,888.70/664,696,103.25 = 269,987,880.07/x - Step 3: Cross multiply
481,623,888.70x = 664,696,103.25 × 269,987,880.07 - Step 4: Simplify right side
481,623,888.70x = 179,459,891,807,257,344 - Step 5: Solve for x
x = 179,459,891,807,257,344/481,623,888.70 - Step 6: Final answer
x = 372,614,183.01
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.