Finding the Fourth Proportional to 541,205,561.57, 746,863,675.27 and 293,686,915.82
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Solution
The fourth proportional to 541,205,561.57, 746,863,675.27 and 293,686,915.82 is: 405,287,943.99
Step by Step Solution
- Step 1: Write the proportion equation
541,205,561.57 : 746,863,675.27 = 293,686,915.82 : x - Step 2: Convert to fraction form
541,205,561.57/746,863,675.27 = 293,686,915.82/x - Step 3: Cross multiply
541,205,561.57x = 746,863,675.27 × 293,686,915.82 - Step 4: Simplify right side
541,205,561.57x = 219,344,089,323,567,776 - Step 5: Solve for x
x = 219,344,089,323,567,776/541,205,561.57 - Step 6: Final answer
x = 405,287,943.99
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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.