Finding the Fourth Proportional to 2,763,734,668,912.80, 4,146,167,413,930.60 and 950,374,782,186.20
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Solution
The fourth proportional to 2,763,734,668,912.80, 4,146,167,413,930.60 and 950,374,782,186.20 is: 1,425,756,602,920.17
Step by Step Solution
- Step 1: Write the proportion equation
2,763,734,668,912.80 : 4,146,167,413,930.60 = 950,374,782,186.20 : x - Step 2: Convert to fraction form
2,763,734,668,912.80/4,146,167,413,930.60 = 950,374,782,186.20/x - Step 3: Cross multiply
2,763,734,668,912.80x = 4,146,167,413,930.60 × 950,374,782,186.20 - Step 4: Simplify right side
2,763,734,668,912.80x = 3,940,412,952,921,813,838,462,976 - Step 5: Solve for x
x = 3,940,412,952,921,813,838,462,976/2,763,734,668,912.80 - Step 6: Final answer
x = 1,425,756,602,920.17
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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.