Finding the Fourth Proportional to 3,723,248,583.84, 5,138,117,703 and 2,052,557,511.60
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Solution
The fourth proportional to 3,723,248,583.84, 5,138,117,703 and 2,052,557,511.60 is: 2,832,548,471.93
Step by Step Solution
- Step 1: Write the proportion equation
3,723,248,583.84 : 5,138,117,703 = 2,052,557,511.60 : x - Step 2: Convert to fraction form
3,723,248,583.84/5,138,117,703 = 2,052,557,511.60/x - Step 3: Cross multiply
3,723,248,583.84x = 5,138,117,703 × 2,052,557,511.60 - Step 4: Simplify right side
3,723,248,583.84x = 10,546,282,086,777,587,712 - Step 5: Solve for x
x = 10,546,282,086,777,587,712/3,723,248,583.84 - Step 6: Final answer
x = 2,832,548,471.93
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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.