Finding the Fourth Proportional to 4,981,183,263.09, 6,874,114,570.52 and 2,974,193,780.09
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Solution
The fourth proportional to 4,981,183,263.09, 6,874,114,570.52 and 2,974,193,780.09 is: 4,104,436,178.99
Step by Step Solution
- Step 1: Write the proportion equation
4,981,183,263.09 : 6,874,114,570.52 = 2,974,193,780.09 : x - Step 2: Convert to fraction form
4,981,183,263.09/6,874,114,570.52 = 2,974,193,780.09/x - Step 3: Cross multiply
4,981,183,263.09x = 6,874,114,570.52 × 2,974,193,780.09 - Step 4: Simplify right side
4,981,183,263.09x = 20,444,948,799,217,385,472 - Step 5: Solve for x
x = 20,444,948,799,217,385,472/4,981,183,263.09 - Step 6: Final answer
x = 4,104,436,178.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.