Finding the Fourth Proportional to 585,702,355.62, 878,091,272.57 and 290,393,863.68
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Solution
The fourth proportional to 585,702,355.62, 878,091,272.57 and 290,393,863.68 is: 435,361,604.50
Step by Step Solution
- Step 1: Write the proportion equation
585,702,355.62 : 878,091,272.57 = 290,393,863.68 : x - Step 2: Convert to fraction form
585,702,355.62/878,091,272.57 = 290,393,863.68/x - Step 3: Cross multiply
585,702,355.62x = 878,091,272.57 × 290,393,863.68 - Step 4: Simplify right side
585,702,355.62x = 254,992,317,303,838,368 - Step 5: Solve for x
x = 254,992,317,303,838,368/585,702,355.62 - Step 6: Final answer
x = 435,361,604.50
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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.