Finding the Fourth Proportional to 957,664,883.70, 1,436,497,325.55 and 957,664,883.70
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Solution
The fourth proportional to 957,664,883.70, 1,436,497,325.55 and 957,664,883.70 is: 1,436,497,325.55
Step by Step Solution
- Step 1: Write the proportion equation
957,664,883.70 : 1,436,497,325.55 = 957,664,883.70 : x - Step 2: Convert to fraction form
957,664,883.70/1,436,497,325.55 = 957,664,883.70/x - Step 3: Cross multiply
957,664,883.70x = 1,436,497,325.55 × 957,664,883.70 - Step 4: Simplify right side
957,664,883.70x = 1,375,683,044,208,201,728 - Step 5: Solve for x
x = 1,375,683,044,208,201,728/957,664,883.70 - Step 6: Final answer
x = 1,436,497,325.55
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1.5x scale
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.