Finding the Fourth Proportional to 3,495,351,137.58, 4,824,734,080.68 and 2,782,194,844.50
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Solution
The fourth proportional to 3,495,351,137.58, 4,824,734,080.68 and 2,782,194,844.50 is: 3,840,343,861.60
Step by Step Solution
- Step 1: Write the proportion equation
3,495,351,137.58 : 4,824,734,080.68 = 2,782,194,844.50 : x - Step 2: Convert to fraction form
3,495,351,137.58/4,824,734,080.68 = 2,782,194,844.50/x - Step 3: Cross multiply
3,495,351,137.58x = 4,824,734,080.68 × 2,782,194,844.50 - Step 4: Simplify right side
3,495,351,137.58x = 13,423,350,285,351,344,128 - Step 5: Solve for x
x = 13,423,350,285,351,344,128/3,495,351,137.58 - Step 6: Final answer
x = 3,840,343,861.60
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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.