Finding the Fourth Proportional to 4,212,515,455.96, 5,810,472,208.62 and 2,709,042,633.88
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Solution
The fourth proportional to 4,212,515,455.96, 5,810,472,208.62 and 2,709,042,633.88 is: 3,736,678,737.61
Step by Step Solution
- Step 1: Write the proportion equation
4,212,515,455.96 : 5,810,472,208.62 = 2,709,042,633.88 : x - Step 2: Convert to fraction form
4,212,515,455.96/5,810,472,208.62 = 2,709,042,633.88/x - Step 3: Cross multiply
4,212,515,455.96x = 5,810,472,208.62 × 2,709,042,633.88 - Step 4: Simplify right side
4,212,515,455.96x = 15,740,816,936,126,466,048 - Step 5: Solve for x
x = 15,740,816,936,126,466,048/4,212,515,455.96 - Step 6: Final answer
x = 3,736,678,737.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.