Finding the Fourth Proportional to 585,724,458.08, 808,297,533.99 and 321,410,873.42
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Solution
The fourth proportional to 585,724,458.08, 808,297,533.99 and 321,410,873.42 is: 443,545,788.12
Step by Step Solution
- Step 1: Write the proportion equation
585,724,458.08 : 808,297,533.99 = 321,410,873.42 : x - Step 2: Convert to fraction form
585,724,458.08/808,297,533.99 = 321,410,873.42/x - Step 3: Cross multiply
585,724,458.08x = 808,297,533.99 × 321,410,873.42 - Step 4: Simplify right side
585,724,458.08x = 259,795,616,382,958,048 - Step 5: Solve for x
x = 259,795,616,382,958,048/585,724,458.08 - Step 6: Final answer
x = 443,545,788.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.