Finding the Fourth Proportional to 2,640,198,961,805.50, 3,960,298,442,708.20 and 944,227,029,159.05
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Solution
The fourth proportional to 2,640,198,961,805.50, 3,960,298,442,708.20 and 944,227,029,159.05 is: 1,416,340,543,738.56
Step by Step Solution
- Step 1: Write the proportion equation
2,640,198,961,805.50 : 3,960,298,442,708.20 = 944,227,029,159.05 : x - Step 2: Convert to fraction form
2,640,198,961,805.50/3,960,298,442,708.20 = 944,227,029,159.05/x - Step 3: Cross multiply
2,640,198,961,805.50x = 3,960,298,442,708.20 × 944,227,029,159.05 - Step 4: Simplify right side
2,640,198,961,805.50x = 3,739,420,833,141,576,267,988,992 - Step 5: Solve for x
x = 3,739,420,833,141,576,267,988,992/2,640,198,961,805.50 - Step 6: Final answer
x = 1,416,340,543,738.56
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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.