Finding the Fourth Proportional to 4,127,205,734.63, 6,190,635,680.64 and 1,329,112,344.07
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Solution
The fourth proportional to 4,127,205,734.63, 6,190,635,680.64 and 1,329,112,344.07 is: 1,993,612,829.07
Step by Step Solution
- Step 1: Write the proportion equation
4,127,205,734.63 : 6,190,635,680.64 = 1,329,112,344.07 : x - Step 2: Convert to fraction form
4,127,205,734.63/6,190,635,680.64 = 1,329,112,344.07/x - Step 3: Cross multiply
4,127,205,734.63x = 6,190,635,680.64 × 1,329,112,344.07 - Step 4: Simplify right side
4,127,205,734.63x = 8,228,050,300,763,334,656 - Step 5: Solve for x
x = 8,228,050,300,763,334,656/4,127,205,734.63 - Step 6: Final answer
x = 1,993,612,829.07
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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.