Finding the Fourth Proportional to 2,797,336,687.36, 4,193,936,445.90 and 1,691,695,741.05
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Solution
The fourth proportional to 2,797,336,687.36, 4,193,936,445.90 and 1,691,695,741.05 is: 2,536,292,629.99
Step by Step Solution
- Step 1: Write the proportion equation
2,797,336,687.36 : 4,193,936,445.90 = 1,691,695,741.05 : x - Step 2: Convert to fraction form
2,797,336,687.36/4,193,936,445.90 = 1,691,695,741.05/x - Step 3: Cross multiply
2,797,336,687.36x = 4,193,936,445.90 × 1,691,695,741.05 - Step 4: Simplify right side
2,797,336,687.36x = 7,094,864,423,763,403,776 - Step 5: Solve for x
x = 7,094,864,423,763,403,776/2,797,336,687.36 - Step 6: Final answer
x = 2,536,292,629.99
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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.