Finding the Fourth Proportional to 733,824,672.70, 1,100,737,009.05 and 677,704,503.10
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Solution
The fourth proportional to 733,824,672.70, 1,100,737,009.05 and 677,704,503.10 is: 1,016,556,754.65
Step by Step Solution
- Step 1: Write the proportion equation
733,824,672.70 : 1,100,737,009.05 = 677,704,503.10 : x - Step 2: Convert to fraction form
733,824,672.70/1,100,737,009.05 = 677,704,503.10/x - Step 3: Cross multiply
733,824,672.70x = 1,100,737,009.05 × 677,704,503.10 - Step 4: Simplify right side
733,824,672.70x = 745,974,427,762,010,496 - Step 5: Solve for x
x = 745,974,427,762,010,496/733,824,672.70 - Step 6: Final answer
x = 1,016,556,754.65
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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.