Finding the Fourth Proportional to 4,987,992,175.87, 6,883,447,439.08 and 2,699,124,397.68
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Solution
The fourth proportional to 4,987,992,175.87, 6,883,447,439.08 and 2,699,124,397.68 is: 3,724,801,536.95
Step by Step Solution
- Step 1: Write the proportion equation
4,987,992,175.87 : 6,883,447,439.08 = 2,699,124,397.68 : x - Step 2: Convert to fraction form
4,987,992,175.87/6,883,447,439.08 = 2,699,124,397.68/x - Step 3: Cross multiply
4,987,992,175.87x = 6,883,447,439.08 × 2,699,124,397.68 - Step 4: Simplify right side
4,987,992,175.87x = 18,579,280,922,959,446,016 - Step 5: Solve for x
x = 18,579,280,922,959,446,016/4,987,992,175.87 - Step 6: Final answer
x = 3,724,801,536.95
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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.