Finding the Fourth Proportional to 3,554,085,798.85, 4,904,792,576.09 and 1,968,177,757.09
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Solution
The fourth proportional to 3,554,085,798.85, 4,904,792,576.09 and 1,968,177,757.09 is: 2,716,170,682.91
Step by Step Solution
- Step 1: Write the proportion equation
3,554,085,798.85 : 4,904,792,576.09 = 1,968,177,757.09 : x - Step 2: Convert to fraction form
3,554,085,798.85/4,904,792,576.09 = 1,968,177,757.09/x - Step 3: Cross multiply
3,554,085,798.85x = 4,904,792,576.09 × 1,968,177,757.09 - Step 4: Simplify right side
3,554,085,798.85x = 9,653,503,651,386,775,552 - Step 5: Solve for x
x = 9,653,503,651,386,775,552/3,554,085,798.85 - Step 6: Final answer
x = 2,716,170,682.91
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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.