Finding the Fourth Proportional to 17,722,090,158.36, 26,583,132,912 and 7,241,295,740.68
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Solution
The fourth proportional to 17,722,090,158.36, 26,583,132,912 and 7,241,295,740.68 is: 10,861,942,660.80
Step by Step Solution
- Step 1: Write the proportion equation
17,722,090,158.36 : 26,583,132,912 = 7,241,295,740.68 : x - Step 2: Convert to fraction form
17,722,090,158.36/26,583,132,912 = 7,241,295,740.68/x - Step 3: Cross multiply
17,722,090,158.36x = 26,583,132,912 × 7,241,295,740.68 - Step 4: Simplify right side
17,722,090,158.36x = 192,496,327,129,595,936,768 - Step 5: Solve for x
x = 192,496,327,129,595,936,768/17,722,090,158.36 - Step 6: Final answer
x = 10,861,942,660.80
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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.