Finding the Fourth Proportional to 213,816,114.26, 320,771,410.59 and 77,497,954.82
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Solution
The fourth proportional to 213,816,114.26, 320,771,410.59 and 77,497,954.82 is: 116,264,054.15
Step by Step Solution
- Step 1: Write the proportion equation
213,816,114.26 : 320,771,410.59 = 77,497,954.82 : x - Step 2: Convert to fraction form
213,816,114.26/320,771,410.59 = 77,497,954.82/x - Step 3: Cross multiply
213,816,114.26x = 320,771,410.59 × 77,497,954.82 - Step 4: Simplify right side
213,816,114.26x = 24,859,128,286,253,416 - Step 5: Solve for x
x = 24,859,128,286,253,416/213,816,114.26 - Step 6: Final answer
x = 116,264,054.15
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.