Finding the Fourth Proportional to 7,929,970,826.26, 11,896,311,392.06 and 3,269,297,029.18
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Solution
The fourth proportional to 7,929,970,826.26, 11,896,311,392.06 and 3,269,297,029.18 is: 4,904,504,233.92
Step by Step Solution
- Step 1: Write the proportion equation
7,929,970,826.26 : 11,896,311,392.06 = 3,269,297,029.18 : x - Step 2: Convert to fraction form
7,929,970,826.26/11,896,311,392.06 = 3,269,297,029.18/x - Step 3: Cross multiply
7,929,970,826.26x = 11,896,311,392.06 × 3,269,297,029.18 - Step 4: Simplify right side
7,929,970,826.26x = 38,892,575,492,261,945,344 - Step 5: Solve for x
x = 38,892,575,492,261,945,344/7,929,970,826.26 - Step 6: Final answer
x = 4,904,504,233.92
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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.