Finding the Fourth Proportional to 4,971,373,462.95, 7,458,459,212.88 and 2,173,587,703.82
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Solution
The fourth proportional to 4,971,373,462.95, 7,458,459,212.88 and 2,173,587,703.82 is: 3,260,993,235.65
Step by Step Solution
- Step 1: Write the proportion equation
4,971,373,462.95 : 7,458,459,212.88 = 2,173,587,703.82 : x - Step 2: Convert to fraction form
4,971,373,462.95/7,458,459,212.88 = 2,173,587,703.82/x - Step 3: Cross multiply
4,971,373,462.95x = 7,458,459,212.88 × 2,173,587,703.82 - Step 4: Simplify right side
4,971,373,462.95x = 16,211,615,234,558,965,760 - Step 5: Solve for x
x = 16,211,615,234,558,965,760/4,971,373,462.95 - Step 6: Final answer
x = 3,260,993,235.65
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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.