Finding the Fourth Proportional to 3,912,264,397,471.80, 5,871,077,197,324 and 1,365,433,986,840.50
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Solution
The fourth proportional to 3,912,264,397,471.80, 5,871,077,197,324 and 1,365,433,986,840.50 is: 2,049,086,546,852.75
Step by Step Solution
- Step 1: Write the proportion equation
3,912,264,397,471.80 : 5,871,077,197,324 = 1,365,433,986,840.50 : x - Step 2: Convert to fraction form
3,912,264,397,471.80/5,871,077,197,324 = 1,365,433,986,840.50/x - Step 3: Cross multiply
3,912,264,397,471.80x = 5,871,077,197,324 × 1,365,433,986,840.50 - Step 4: Simplify right side
3,912,264,397,471.80x = 8,016,568,344,590,458,101,432,320 - Step 5: Solve for x
x = 8,016,568,344,590,458,101,432,320/3,912,264,397,471.80 - Step 6: Final answer
x = 2,049,086,546,852.75
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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.