Finding the Fourth Proportional to 234,247,961.60, 323,073,696.99 and 205,929,786.09
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Solution
The fourth proportional to 234,247,961.60, 323,073,696.99 and 205,929,786.09 is: 284,017,401.30
Step by Step Solution
- Step 1: Write the proportion equation
234,247,961.60 : 323,073,696.99 = 205,929,786.09 : x - Step 2: Convert to fraction form
234,247,961.60/323,073,696.99 = 205,929,786.09/x - Step 3: Cross multiply
234,247,961.60x = 323,073,696.99 × 205,929,786.09 - Step 4: Simplify right side
234,247,961.60x = 66,530,497,312,456,176 - Step 5: Solve for x
x = 66,530,497,312,456,176/234,247,961.60 - Step 6: Final answer
x = 284,017,401.30
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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.