Finding the Fourth Proportional to 575,469,375.62, 793,966,452.93 and 352,218,316.10
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Solution
The fourth proportional to 575,469,375.62, 793,966,452.93 and 352,218,316.10 is: 485,950,319.75
Step by Step Solution
- Step 1: Write the proportion equation
575,469,375.62 : 793,966,452.93 = 352,218,316.10 : x - Step 2: Convert to fraction form
575,469,375.62/793,966,452.93 = 352,218,316.10/x - Step 3: Cross multiply
575,469,375.62x = 793,966,452.93 × 352,218,316.10 - Step 4: Simplify right side
575,469,375.62x = 279,649,527,086,924,672 - Step 5: Solve for x
x = 279,649,527,086,924,672/575,469,375.62 - Step 6: Final answer
x = 485,950,319.75
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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.