Finding the Fourth Proportional to 2,253,910,019,759.10, 3,110,225,129,295 and 1,264,928,129,768.10
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Solution
The fourth proportional to 2,253,910,019,759.10, 3,110,225,129,295 and 1,264,928,129,768.10 is: 1,745,505,020,815.94
Step by Step Solution
- Step 1: Write the proportion equation
2,253,910,019,759.10 : 3,110,225,129,295 = 1,264,928,129,768.10 : x - Step 2: Convert to fraction form
2,253,910,019,759.10/3,110,225,129,295 = 1,264,928,129,768.10/x - Step 3: Cross multiply
2,253,910,019,759.10x = 3,110,225,129,295 × 1,264,928,129,768.10 - Step 4: Simplify right side
2,253,910,019,759.10x = 3,934,211,255,956,871,604,862,976 - Step 5: Solve for x
x = 3,934,211,255,956,871,604,862,976/2,253,910,019,759.10 - Step 6: Final answer
x = 1,745,505,020,815.94
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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.