Finding the Fourth Proportional to 209,086,241.99, 288,834,069.98 and 167,546,254.64
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Solution
The fourth proportional to 209,086,241.99, 288,834,069.98 and 167,546,254.64 is: 231,450,267.49
Step by Step Solution
- Step 1: Write the proportion equation
209,086,241.99 : 288,834,069.98 = 167,546,254.64 : x - Step 2: Convert to fraction form
209,086,241.99/288,834,069.98 = 167,546,254.64/x - Step 3: Cross multiply
209,086,241.99x = 288,834,069.98 × 167,546,254.64 - Step 4: Simplify right side
209,086,241.99x = 48,393,066,636,551,352 - Step 5: Solve for x
x = 48,393,066,636,551,352/209,086,241.99 - Step 6: Final answer
x = 231,450,267.49
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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.