Finding the Fourth Proportional to 4,251,538,344.20, 6,377,307,516.30 and 1,922,551,305.80
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Solution
The fourth proportional to 4,251,538,344.20, 6,377,307,516.30 and 1,922,551,305.80 is: 2,883,826,958.70
Step by Step Solution
- Step 1: Write the proportion equation
4,251,538,344.20 : 6,377,307,516.30 = 1,922,551,305.80 : x - Step 2: Convert to fraction form
4,251,538,344.20/6,377,307,516.30 = 1,922,551,305.80/x - Step 3: Cross multiply
4,251,538,344.20x = 6,377,307,516.30 × 1,922,551,305.80 - Step 4: Simplify right side
4,251,538,344.20x = 12,260,700,892,950,720,512 - Step 5: Solve for x
x = 12,260,700,892,950,720,512/4,251,538,344.20 - Step 6: Final answer
x = 2,883,826,958.70
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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.