Finding the Fourth Proportional to 302,660,582.40, 453,990,873.60 and 193,608,889.20
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Solution
The fourth proportional to 302,660,582.40, 453,990,873.60 and 193,608,889.20 is: 290,413,333.80
Step by Step Solution
- Step 1: Write the proportion equation
302,660,582.40 : 453,990,873.60 = 193,608,889.20 : x - Step 2: Convert to fraction form
302,660,582.40/453,990,873.60 = 193,608,889.20/x - Step 3: Cross multiply
302,660,582.40x = 453,990,873.60 × 193,608,889.20 - Step 4: Simplify right side
302,660,582.40x = 87,896,668,744,633,600 - Step 5: Solve for x
x = 87,896,668,744,633,600/302,660,582.40 - Step 6: Final answer
x = 290,413,333.80
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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.