Finding the Fourth Proportional to 9,678,391,467.49, 14,519,138,618.22 and 4,083,152,725.09
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Solution
The fourth proportional to 9,678,391,467.49, 14,519,138,618.22 and 4,083,152,725.09 is: 6,125,383,604.71
Step by Step Solution
- Step 1: Write the proportion equation
9,678,391,467.49 : 14,519,138,618.22 = 4,083,152,725.09 : x - Step 2: Convert to fraction form
9,678,391,467.49/14,519,138,618.22 = 4,083,152,725.09/x - Step 3: Cross multiply
9,678,391,467.49x = 14,519,138,618.22 × 4,083,152,725.09 - Step 4: Simplify right side
9,678,391,467.49x = 59,283,860,414,944,452,608 - Step 5: Solve for x
x = 59,283,860,414,944,452,608/9,678,391,467.49 - Step 6: Final answer
x = 6,125,383,604.71
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1.5x scale
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.