Finding the Fourth Proportional to 236,143,737.82, 325,862,611.77 and 135,675,407.26
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Solution
The fourth proportional to 236,143,737.82, 325,862,611.77 and 135,675,407.26 is: 187,223,014.98
Step by Step Solution
- Step 1: Write the proportion equation
236,143,737.82 : 325,862,611.77 = 135,675,407.26 : x - Step 2: Convert to fraction form
236,143,737.82/325,862,611.77 = 135,675,407.26/x - Step 3: Cross multiply
236,143,737.82x = 325,862,611.77 × 135,675,407.26 - Step 4: Simplify right side
236,143,737.82x = 44,211,542,562,702,016 - Step 5: Solve for x
x = 44,211,542,562,702,016/236,143,737.82 - Step 6: Final answer
x = 187,223,014.98
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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.