Finding the Fourth Proportional to 3,723,913,819.96, 5,586,444,685.86 and 1,269,676,766.68
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Solution
The fourth proportional to 3,723,913,819.96, 5,586,444,685.86 and 1,269,676,766.68 is: 1,904,710,841.58
Step by Step Solution
- Step 1: Write the proportion equation
3,723,913,819.96 : 5,586,444,685.86 = 1,269,676,766.68 : x - Step 2: Convert to fraction form
3,723,913,819.96/5,586,444,685.86 = 1,269,676,766.68/x - Step 3: Cross multiply
3,723,913,819.96x = 5,586,444,685.86 × 1,269,676,766.68 - Step 4: Simplify right side
3,723,913,819.96x = 7,092,979,025,979,393,024 - Step 5: Solve for x
x = 7,092,979,025,979,393,024/3,723,913,819.96 - Step 6: Final answer
x = 1,904,710,841.58
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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.