Finding the Fourth Proportional to 7,920,596,669,324.40, 11,880,895,003,988 and 7,920,596,669,324.40
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Solution
The fourth proportional to 7,920,596,669,324.40, 11,880,895,003,988 and 7,920,596,669,324.40 is: 11,880,895,003,988
Step by Step Solution
- Step 1: Write the proportion equation
7,920,596,669,324.40 : 11,880,895,003,988 = 7,920,596,669,324.40 : x - Step 2: Convert to fraction form
7,920,596,669,324.40/11,880,895,003,988 = 7,920,596,669,324.40/x - Step 3: Cross multiply
7,920,596,669,324.40x = 11,880,895,003,988 × 7,920,596,669,324.40 - Step 4: Simplify right side
7,920,596,669,324.40x = 94,103,777,397,180,258,590,916,608 - Step 5: Solve for x
x = 94,103,777,397,180,258,590,916,608/7,920,596,669,324.40 - Step 6: Final answer
x = 11,880,895,003,988
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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.