Finding the Fourth Proportional to 4,127,205,735.38, 6,190,635,681.76 and 1,329,112,344.82
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Solution
The fourth proportional to 4,127,205,735.38, 6,190,635,681.76 and 1,329,112,344.82 is: 1,993,612,830.20
Step by Step Solution
- Step 1: Write the proportion equation
4,127,205,735.38 : 6,190,635,681.76 = 1,329,112,344.82 : x - Step 2: Convert to fraction form
4,127,205,735.38/6,190,635,681.76 = 1,329,112,344.82/x - Step 3: Cross multiply
4,127,205,735.38x = 6,190,635,681.76 × 1,329,112,344.82 - Step 4: Simplify right side
4,127,205,735.38x = 8,228,050,306,910,392,320 - Step 5: Solve for x
x = 8,228,050,306,910,392,320/4,127,205,735.38 - Step 6: Final answer
x = 1,993,612,830.20
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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.