Finding the Fourth Proportional to 5,561,892,919.05, 7,676,070,232.62 and 3,303,841,366.83
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Solution
The fourth proportional to 5,561,892,919.05, 7,676,070,232.62 and 3,303,841,366.83 is: 4,559,691,949.90
Step by Step Solution
- Step 1: Write the proportion equation
5,561,892,919.05 : 7,676,070,232.62 = 3,303,841,366.83 : x - Step 2: Convert to fraction form
5,561,892,919.05/7,676,070,232.62 = 3,303,841,366.83/x - Step 3: Cross multiply
5,561,892,919.05x = 7,676,070,232.62 × 3,303,841,366.83 - Step 4: Simplify right side
5,561,892,919.05x = 25,360,518,369,222,336,512 - Step 5: Solve for x
x = 25,360,518,369,222,336,512/5,561,892,919.05 - Step 6: Final answer
x = 4,559,691,949.90
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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.