Finding the Fourth Proportional to 6,478,532,922.24, 8,940,384,054.72 and 3,508,314,295.68
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Solution
The fourth proportional to 6,478,532,922.24, 8,940,384,054.72 and 3,508,314,295.68 is: 4,841,478,397.12
Step by Step Solution
- Step 1: Write the proportion equation
6,478,532,922.24 : 8,940,384,054.72 = 3,508,314,295.68 : x - Step 2: Convert to fraction form
6,478,532,922.24/8,940,384,054.72 = 3,508,314,295.68/x - Step 3: Cross multiply
6,478,532,922.24x = 8,940,384,054.72 × 3,508,314,295.68 - Step 4: Simplify right side
6,478,532,922.24x = 31,365,677,188,043,694,080 - Step 5: Solve for x
x = 31,365,677,188,043,694,080/6,478,532,922.24 - Step 6: Final answer
x = 4,841,478,397.12
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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.