Finding the Fourth Proportional to 68,275,733.80, 102,413,600.70 and 68,275,733.80
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Solution
The fourth proportional to 68,275,733.80, 102,413,600.70 and 68,275,733.80 is: 102,413,600.70
Step by Step Solution
- Step 1: Write the proportion equation
68,275,733.80 : 102,413,600.70 = 68,275,733.80 : x - Step 2: Convert to fraction form
68,275,733.80/102,413,600.70 = 68,275,733.80/x - Step 3: Cross multiply
68,275,733.80x = 102,413,600.70 × 68,275,733.80 - Step 4: Simplify right side
68,275,733.80x = 6,992,363,738,892,694 - Step 5: Solve for x
x = 6,992,363,738,892,694/68,275,733.80 - Step 6: Final answer
x = 102,413,600.70
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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.