Finding the Fourth Proportional to 1,351,192,480.50, 2,027,094,340.89 and 729,394,366.95
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Solution
The fourth proportional to 1,351,192,480.50, 2,027,094,340.89 and 729,394,366.95 is: 1,094,256,528.85
Step by Step Solution
- Step 1: Write the proportion equation
1,351,192,480.50 : 2,027,094,340.89 = 729,394,366.95 : x - Step 2: Convert to fraction form
1,351,192,480.50/2,027,094,340.89 = 729,394,366.95/x - Step 3: Cross multiply
1,351,192,480.50x = 2,027,094,340.89 × 729,394,366.95 - Step 4: Simplify right side
1,351,192,480.50x = 1,478,551,193,521,389,312 - Step 5: Solve for x
x = 1,478,551,193,521,389,312/1,351,192,480.50 - Step 6: Final answer
x = 1,094,256,528.85
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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.