Finding the Fourth Proportional to 102,930,363,037.80, 154,395,544,556.70 and 102,930,363,037.80
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Solution
The fourth proportional to 102,930,363,037.80, 154,395,544,556.70 and 102,930,363,037.80 is: 154,395,544,556.70
Step by Step Solution
- Step 1: Write the proportion equation
102,930,363,037.80 : 154,395,544,556.70 = 102,930,363,037.80 : x - Step 2: Convert to fraction form
102,930,363,037.80/154,395,544,556.70 = 102,930,363,037.80/x - Step 3: Cross multiply
102,930,363,037.80x = 154,395,544,556.70 × 102,930,363,037.80 - Step 4: Simplify right side
102,930,363,037.80x = 15,891,989,452,639,958,990,848 - Step 5: Solve for x
x = 15,891,989,452,639,958,990,848/102,930,363,037.80 - Step 6: Final answer
x = 154,395,544,556.70
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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.