Finding the Fourth Proportional to 3,103,171,036.70, 4,654,744,307.85 and 922,137,172.70
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Solution
The fourth proportional to 3,103,171,036.70, 4,654,744,307.85 and 922,137,172.70 is: 1,383,202,119.68
Step by Step Solution
- Step 1: Write the proportion equation
3,103,171,036.70 : 4,654,744,307.85 = 922,137,172.70 : x - Step 2: Convert to fraction form
3,103,171,036.70/4,654,744,307.85 = 922,137,172.70/x - Step 3: Cross multiply
3,103,171,036.70x = 4,654,744,307.85 × 922,137,172.70 - Step 4: Simplify right side
3,103,171,036.70x = 4,292,312,755,682,217,984 - Step 5: Solve for x
x = 4,292,312,755,682,217,984/3,103,171,036.70 - Step 6: Final answer
x = 1,383,202,119.68
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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.