Finding the Fourth Proportional to 2,764,867,974.88, 4,147,305,953.86 and 1,129,092,576.88
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Solution
The fourth proportional to 2,764,867,974.88, 4,147,305,953.86 and 1,129,092,576.88 is: 1,693,640,495.35
Step by Step Solution
- Step 1: Write the proportion equation
2,764,867,974.88 : 4,147,305,953.86 = 1,129,092,576.88 : x - Step 2: Convert to fraction form
2,764,867,974.88/4,147,305,953.86 = 1,129,092,576.88/x - Step 3: Cross multiply
2,764,867,974.88x = 4,147,305,953.86 × 1,129,092,576.88 - Step 4: Simplify right side
2,764,867,974.88x = 4,682,692,366,553,553,920 - Step 5: Solve for x
x = 4,682,692,366,553,553,920/2,764,867,974.88 - Step 6: Final answer
x = 1,693,640,495.35
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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.