Finding the Fourth Proportional to 8,286,925,493.80, 11,435,969,466.66 and 4,718,635,301.80
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Solution
The fourth proportional to 8,286,925,493.80, 11,435,969,466.66 and 4,718,635,301.80 is: 6,511,723,711.77
Step by Step Solution
- Step 1: Write the proportion equation
8,286,925,493.80 : 11,435,969,466.66 = 4,718,635,301.80 : x - Step 2: Convert to fraction form
8,286,925,493.80/11,435,969,466.66 = 4,718,635,301.80/x - Step 3: Cross multiply
8,286,925,493.80x = 11,435,969,466.66 × 4,718,635,301.80 - Step 4: Simplify right side
8,286,925,493.80x = 53,962,169,235,688,792,064 - Step 5: Solve for x
x = 53,962,169,235,688,792,064/8,286,925,493.80 - Step 6: Final answer
x = 6,511,723,711.77
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.