Finding the Fourth Proportional to 593,125,845.92, 889,836,957.48 and 418,589,667.08
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Solution
The fourth proportional to 593,125,845.92, 889,836,957.48 and 418,589,667.08 is: 627,989,082.50
Step by Step Solution
- Step 1: Write the proportion equation
593,125,845.92 : 889,836,957.48 = 418,589,667.08 : x - Step 2: Convert to fraction form
593,125,845.92/889,836,957.48 = 418,589,667.08/x - Step 3: Cross multiply
593,125,845.92x = 889,836,957.48 × 418,589,667.08 - Step 4: Simplify right side
593,125,845.92x = 372,476,555,787,033,280 - Step 5: Solve for x
x = 372,476,555,787,033,280/593,125,845.92 - Step 6: Final answer
x = 627,989,082.50
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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.