Finding the Fourth Proportional to 17,937,620,813.70, 26,906,431,220.55 and 10,964,052,011.70
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Solution
The fourth proportional to 17,937,620,813.70, 26,906,431,220.55 and 10,964,052,011.70 is: 16,446,078,017.55
Step by Step Solution
- Step 1: Write the proportion equation
17,937,620,813.70 : 26,906,431,220.55 = 10,964,052,011.70 : x - Step 2: Convert to fraction form
17,937,620,813.70/26,906,431,220.55 = 10,964,052,011.70/x - Step 3: Cross multiply
17,937,620,813.70x = 26,906,431,220.55 × 10,964,052,011.70 - Step 4: Simplify right side
17,937,620,813.70x = 295,003,511,351,338,926,080 - Step 5: Solve for x
x = 295,003,511,351,338,926,080/17,937,620,813.70 - Step 6: Final answer
x = 16,446,078,017.55
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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.