Finding the Fourth Proportional to 2,836,687,478.22, 4,256,689,318.50 and 2,048,964,370.38
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Solution
The fourth proportional to 2,836,687,478.22, 4,256,689,318.50 and 2,048,964,370.38 is: 3,074,644,216.66
Step by Step Solution
- Step 1: Write the proportion equation
2,836,687,478.22 : 4,256,689,318.50 = 2,048,964,370.38 : x - Step 2: Convert to fraction form
2,836,687,478.22/4,256,689,318.50 = 2,048,964,370.38/x - Step 3: Cross multiply
2,836,687,478.22x = 4,256,689,318.50 × 2,048,964,370.38 - Step 4: Simplify right side
2,836,687,478.22x = 8,721,804,749,383,624,704 - Step 5: Solve for x
x = 8,721,804,749,383,624,704/2,836,687,478.22 - Step 6: Final answer
x = 3,074,644,216.66
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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.