Finding the Fourth Proportional to 226,771,850.97, 312,778,075.77 and 171,019,620.99
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Solution
The fourth proportional to 226,771,850.97, 312,778,075.77 and 171,019,620.99 is: 235,881,074.94
Step by Step Solution
- Step 1: Write the proportion equation
226,771,850.97 : 312,778,075.77 = 171,019,620.99 : x - Step 2: Convert to fraction form
226,771,850.97/312,778,075.77 = 171,019,620.99/x - Step 3: Cross multiply
226,771,850.97x = 312,778,075.77 × 171,019,620.99 - Step 4: Simplify right side
226,771,850.97x = 53,491,187,972,166,904 - Step 5: Solve for x
x = 53,491,187,972,166,904/226,771,850.97 - Step 6: Final answer
x = 235,881,074.94
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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.