Finding the Fourth Proportional to 8,085,177,795.40, 12,127,766,693.10 and 4,942,448,297.80
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Solution
The fourth proportional to 8,085,177,795.40, 12,127,766,693.10 and 4,942,448,297.80 is: 7,413,672,446.70
Step by Step Solution
- Step 1: Write the proportion equation
8,085,177,795.40 : 12,127,766,693.10 = 4,942,448,297.80 : x - Step 2: Convert to fraction form
8,085,177,795.40/12,127,766,693.10 = 4,942,448,297.80/x - Step 3: Cross multiply
8,085,177,795.40x = 12,127,766,693.10 × 4,942,448,297.80 - Step 4: Simplify right side
8,085,177,795.40x = 59,940,859,848,427,634,688 - Step 5: Solve for x
x = 59,940,859,848,427,634,688/8,085,177,795.40 - Step 6: Final answer
x = 7,413,672,446.70
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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.