Finding the Fourth Proportional to 626,234,464.58, 864,179,883.97 and 347,793,924.24
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Solution
The fourth proportional to 626,234,464.58, 864,179,883.97 and 347,793,924.24 is: 479,942,465.79
Step by Step Solution
- Step 1: Write the proportion equation
626,234,464.58 : 864,179,883.97 = 347,793,924.24 : x - Step 2: Convert to fraction form
626,234,464.58/864,179,883.97 = 347,793,924.24/x - Step 3: Cross multiply
626,234,464.58x = 864,179,883.97 × 347,793,924.24 - Step 4: Simplify right side
626,234,464.58x = 300,556,513,095,194,176 - Step 5: Solve for x
x = 300,556,513,095,194,176/626,234,464.58 - Step 6: Final answer
x = 479,942,465.79
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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.