Finding the Fourth Proportional to 941,491,014.60, 1,412,236,521.90 and 295,257,721.80
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Solution
The fourth proportional to 941,491,014.60, 1,412,236,521.90 and 295,257,721.80 is: 442,886,582.70
Step by Step Solution
- Step 1: Write the proportion equation
941,491,014.60 : 1,412,236,521.90 = 295,257,721.80 : x - Step 2: Convert to fraction form
941,491,014.60/1,412,236,521.90 = 295,257,721.80/x - Step 3: Cross multiply
941,491,014.60x = 1,412,236,521.90 × 295,257,721.80 - Step 4: Simplify right side
941,491,014.60x = 416,973,738,098,949,824 - Step 5: Solve for x
x = 416,973,738,098,949,824/941,491,014.60 - Step 6: Final answer
x = 442,886,582.70
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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.