Finding the Fourth Proportional to 2,903,728,689.18, 4,355,586,390.15 and 1,244,560,145.31
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Solution
The fourth proportional to 2,903,728,689.18, 4,355,586,390.15 and 1,244,560,145.31 is: 1,866,837,370.46
Step by Step Solution
- Step 1: Write the proportion equation
2,903,728,689.18 : 4,355,586,390.15 = 1,244,560,145.31 : x - Step 2: Convert to fraction form
2,903,728,689.18/4,355,586,390.15 = 1,244,560,145.31/x - Step 3: Cross multiply
2,903,728,689.18x = 4,355,586,390.15 × 1,244,560,145.31 - Step 4: Simplify right side
2,903,728,689.18x = 5,420,789,230,635,341,824 - Step 5: Solve for x
x = 5,420,789,230,635,341,824/2,903,728,689.18 - Step 6: Final answer
x = 1,866,837,370.46
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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.