Finding the Fourth Proportional to 1,033,105,891.44, 1,425,672,515.09 and 580,983,724.71
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Solution
The fourth proportional to 1,033,105,891.44, 1,425,672,515.09 and 580,983,724.71 is: 801,749,883.43
Step by Step Solution
- Step 1: Write the proportion equation
1,033,105,891.44 : 1,425,672,515.09 = 580,983,724.71 : x - Step 2: Convert to fraction form
1,033,105,891.44/1,425,672,515.09 = 580,983,724.71/x - Step 3: Cross multiply
1,033,105,891.44x = 1,425,672,515.09 × 580,983,724.71 - Step 4: Simplify right side
1,033,105,891.44x = 828,292,528,033,661,824 - Step 5: Solve for x
x = 828,292,528,033,661,824/1,033,105,891.44 - Step 6: Final answer
x = 801,749,883.43
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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.