Finding the Fourth Proportional to 358,554,930.18, 494,799,084.36 and 219,315,463.62
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Solution
The fourth proportional to 358,554,930.18, 494,799,084.36 and 219,315,463.62 is: 302,651,229.84
Step by Step Solution
- Step 1: Write the proportion equation
358,554,930.18 : 494,799,084.36 = 219,315,463.62 : x - Step 2: Convert to fraction form
358,554,930.18/494,799,084.36 = 219,315,463.62/x - Step 3: Cross multiply
358,554,930.18x = 494,799,084.36 × 219,315,463.62 - Step 4: Simplify right side
358,554,930.18x = 108,517,090,585,164,896 - Step 5: Solve for x
x = 108,517,090,585,164,896/358,554,930.18 - Step 6: Final answer
x = 302,651,229.84
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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.