Finding the Fourth Proportional to 94,102,015,135.30, 132,073,420,006.70 and 94,102,015,135.30
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Solution
The fourth proportional to 94,102,015,135.30, 132,073,420,006.70 and 94,102,015,135.30 is: 132,073,420,006.70
Step by Step Solution
- Step 1: Write the proportion equation
94,102,015,135.30 : 132,073,420,006.70 = 94,102,015,135.30 : x - Step 2: Convert to fraction form
94,102,015,135.30/132,073,420,006.70 = 94,102,015,135.30/x - Step 3: Cross multiply
94,102,015,135.30x = 132,073,420,006.70 × 94,102,015,135.30 - Step 4: Simplify right side
94,102,015,135.30x = 12,428,374,968,441,317,097,472 - Step 5: Solve for x
x = 12,428,374,968,441,317,097,472/94,102,015,135.30 - Step 6: Final answer
x = 132,073,420,006.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.