Finding the Fourth Proportional to 18,379,267,701.21, 27,576,920,473.11 and 6,436,092,055.05
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Solution
The fourth proportional to 18,379,267,701.21, 27,576,920,473.11 and 6,436,092,055.05 is: 9,656,946,165.93
Step by Step Solution
- Step 1: Write the proportion equation
18,379,267,701.21 : 27,576,920,473.11 = 6,436,092,055.05 : x - Step 2: Convert to fraction form
18,379,267,701.21/27,576,920,473.11 = 6,436,092,055.05/x - Step 3: Cross multiply
18,379,267,701.21x = 27,576,920,473.11 × 6,436,092,055.05 - Step 4: Simplify right side
18,379,267,701.21x = 177,487,598,759,728,971,776 - Step 5: Solve for x
x = 177,487,598,759,728,971,776/18,379,267,701.21 - Step 6: Final answer
x = 9,656,946,165.93
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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.