Finding the Fourth Proportional to 2,321,239,219.05, 3,482,318,356.17 and 663,160,620.09
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Solution
The fourth proportional to 2,321,239,219.05, 3,482,318,356.17 and 663,160,620.09 is: 994,872,213.72
Step by Step Solution
- Step 1: Write the proportion equation
2,321,239,219.05 : 3,482,318,356.17 = 663,160,620.09 : x - Step 2: Convert to fraction form
2,321,239,219.05/3,482,318,356.17 = 663,160,620.09/x - Step 3: Cross multiply
2,321,239,219.05x = 3,482,318,356.17 × 663,160,620.09 - Step 4: Simplify right side
2,321,239,219.05x = 2,309,336,400,428,486,656 - Step 5: Solve for x
x = 2,309,336,400,428,486,656/2,321,239,219.05 - Step 6: Final answer
x = 994,872,213.72
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1.5x scale
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.