Finding the Fourth Proportional to 68,540,202,006.70, 102,616,811,246.85 and 68,540,202,006.70
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Solution
The fourth proportional to 68,540,202,006.70, 102,616,811,246.85 and 68,540,202,006.70 is: 102,616,811,246.85
Step by Step Solution
- Step 1: Write the proportion equation
68,540,202,006.70 : 102,616,811,246.85 = 68,540,202,006.70 : x - Step 2: Convert to fraction form
68,540,202,006.70/102,616,811,246.85 = 68,540,202,006.70/x - Step 3: Cross multiply
68,540,202,006.70x = 102,616,811,246.85 × 68,540,202,006.70 - Step 4: Simplify right side
68,540,202,006.70x = 7,033,376,972,142,504,050,688 - Step 5: Solve for x
x = 7,033,376,972,142,504,050,688/68,540,202,006.70 - Step 6: Final answer
x = 102,616,811,246.85
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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.