Finding the Fourth Proportional to 8,156,668,438,396.80, 11,256,145,183,260 and 4,452,884,746,322.20
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Solution
The fourth proportional to 8,156,668,438,396.80, 11,256,145,183,260 and 4,452,884,746,322.20 is: 6,144,949,689,628.20
Step by Step Solution
- Step 1: Write the proportion equation
8,156,668,438,396.80 : 11,256,145,183,260 = 4,452,884,746,322.20 : x - Step 2: Convert to fraction form
8,156,668,438,396.80/11,256,145,183,260 = 4,452,884,746,322.20/x - Step 3: Cross multiply
8,156,668,438,396.80x = 11,256,145,183,260 × 4,452,884,746,322.20 - Step 4: Simplify right side
8,156,668,438,396.80x = 50,122,317,188,926,558,347,198,464 - Step 5: Solve for x
x = 50,122,317,188,926,558,347,198,464/8,156,668,438,396.80 - Step 6: Final answer
x = 6,144,949,689,628.20
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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.