Finding the Fourth Proportional to 586,364,719.36, 879,351,765.36 and 236,520,431.68
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Solution
The fourth proportional to 586,364,719.36, 879,351,765.36 and 236,520,431.68 is: 354,701,864.34
Step by Step Solution
- Step 1: Write the proportion equation
586,364,719.36 : 879,351,765.36 = 236,520,431.68 : x - Step 2: Convert to fraction form
586,364,719.36/879,351,765.36 = 236,520,431.68/x - Step 3: Cross multiply
586,364,719.36x = 879,351,765.36 × 236,520,431.68 - Step 4: Simplify right side
586,364,719.36x = 207,984,659,141,517,280 - Step 5: Solve for x
x = 207,984,659,141,517,280/586,364,719.36 - Step 6: Final answer
x = 354,701,864.34
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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.