Finding the Fourth Proportional to 888,268,533.93, 1,332,783,876.74 and 343,392,705.45
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Solution
The fourth proportional to 888,268,533.93, 1,332,783,876.74 and 343,392,705.45 is: 515,236,376.99
Step by Step Solution
- Step 1: Write the proportion equation
888,268,533.93 : 1,332,783,876.74 = 343,392,705.45 : x - Step 2: Convert to fraction form
888,268,533.93/1,332,783,876.74 = 343,392,705.45/x - Step 3: Cross multiply
888,268,533.93x = 1,332,783,876.74 × 343,392,705.45 - Step 4: Simplify right side
888,268,533.93x = 457,668,261,212,170,880 - Step 5: Solve for x
x = 457,668,261,212,170,880/888,268,533.93 - Step 6: Final answer
x = 515,236,376.99
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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.