Finding the Fourth Proportional to 576,550,608.12, 795,635,877.42 and 312,226,552.44
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Solution
The fourth proportional to 576,550,608.12, 795,635,877.42 and 312,226,552.44 is: 430,870,496.89
Step by Step Solution
- Step 1: Write the proportion equation
576,550,608.12 : 795,635,877.42 = 312,226,552.44 : x - Step 2: Convert to fraction form
576,550,608.12/795,635,877.42 = 312,226,552.44/x - Step 3: Cross multiply
576,550,608.12x = 795,635,877.42 × 312,226,552.44 - Step 4: Simplify right side
576,550,608.12x = 248,418,647,004,421,024 - Step 5: Solve for x
x = 248,418,647,004,421,024/576,550,608.12 - Step 6: Final answer
x = 430,870,496.89
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1.5x scale
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.