Finding the Fourth Proportional to 7,873,414,423.24, 11,806,486,406.70 and 2,897,886,517.96
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Solution
The fourth proportional to 7,873,414,423.24, 11,806,486,406.70 and 2,897,886,517.96 is: 4,345,491,795.97
Step by Step Solution
- Step 1: Write the proportion equation
7,873,414,423.24 : 11,806,486,406.70 = 2,897,886,517.96 : x - Step 2: Convert to fraction form
7,873,414,423.24/11,806,486,406.70 = 2,897,886,517.96/x - Step 3: Cross multiply
7,873,414,423.24x = 11,806,486,406.70 × 2,897,886,517.96 - Step 4: Simplify right side
7,873,414,423.24x = 34,213,857,782,453,936,128 - Step 5: Solve for x
x = 34,213,857,782,453,936,128/7,873,414,423.24 - Step 6: Final answer
x = 4,345,491,795.97
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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.