Finding the Fourth Proportional to 200,888,093.97, 301,346,755.74 and 84,186,307.58
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Solution
The fourth proportional to 200,888,093.97, 301,346,755.74 and 84,186,307.58 is: 126,285,585.99
Step by Step Solution
- Step 1: Write the proportion equation
200,888,093.97 : 301,346,755.74 = 84,186,307.58 : x - Step 2: Convert to fraction form
200,888,093.97/301,346,755.74 = 84,186,307.58/x - Step 3: Cross multiply
200,888,093.97x = 301,346,755.74 × 84,186,307.58 - Step 4: Simplify right side
200,888,093.97x = 25,369,270,665,456,040 - Step 5: Solve for x
x = 25,369,270,665,456,040/200,888,093.97 - Step 6: Final answer
x = 126,285,585.99
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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.