Finding the Fourth Proportional to 18,125,470,232.60, 27,188,205,348.90 and 18,125,470,232.60
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Solution
The fourth proportional to 18,125,470,232.60, 27,188,205,348.90 and 18,125,470,232.60 is: 27,188,205,348.90
Step by Step Solution
- Step 1: Write the proportion equation
18,125,470,232.60 : 27,188,205,348.90 = 18,125,470,232.60 : x - Step 2: Convert to fraction form
18,125,470,232.60/27,188,205,348.90 = 18,125,470,232.60/x - Step 3: Cross multiply
18,125,470,232.60x = 27,188,205,348.90 × 18,125,470,232.60 - Step 4: Simplify right side
18,125,470,232.60x = 492,799,006,729,303,031,808 - Step 5: Solve for x
x = 492,799,006,729,303,031,808/18,125,470,232.60 - Step 6: Final answer
x = 27,188,205,348.90
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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.