Finding the Fourth Proportional to 404,352,390.40, 606,528,585.60 and 337,167,750.40
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Solution
The fourth proportional to 404,352,390.40, 606,528,585.60 and 337,167,750.40 is: 505,751,625.60
Step by Step Solution
- Step 1: Write the proportion equation
404,352,390.40 : 606,528,585.60 = 337,167,750.40 : x - Step 2: Convert to fraction form
404,352,390.40/606,528,585.60 = 337,167,750.40/x - Step 3: Cross multiply
404,352,390.40x = 606,528,585.60 × 337,167,750.40 - Step 4: Simplify right side
404,352,390.40x = 204,501,878,760,045,824 - Step 5: Solve for x
x = 204,501,878,760,045,824/404,352,390.40 - Step 6: Final answer
x = 505,751,625.60
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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.