Finding the Fourth Proportional to 2,451,681,888.55, 3,383,392,786.46 and 1,337,919,770.95
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Solution
The fourth proportional to 2,451,681,888.55, 3,383,392,786.46 and 1,337,919,770.95 is: 1,846,368,455.48
Step by Step Solution
- Step 1: Write the proportion equation
2,451,681,888.55 : 3,383,392,786.46 = 1,337,919,770.95 : x - Step 2: Convert to fraction form
2,451,681,888.55/3,383,392,786.46 = 1,337,919,770.95/x - Step 3: Cross multiply
2,451,681,888.55x = 3,383,392,786.46 × 1,337,919,770.95 - Step 4: Simplify right side
2,451,681,888.55x = 4,526,708,101,894,445,568 - Step 5: Solve for x
x = 4,526,708,101,894,445,568/2,451,681,888.55 - Step 6: Final answer
x = 1,846,368,455.48
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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.