Finding the Fourth Proportional to 480,310,367.44, 662,828,873.70 and 260,293,793.44
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Solution
The fourth proportional to 480,310,367.44, 662,828,873.70 and 260,293,793.44 is: 359,205,742.02
Step by Step Solution
- Step 1: Write the proportion equation
480,310,367.44 : 662,828,873.70 = 260,293,793.44 : x - Step 2: Convert to fraction form
480,310,367.44/662,828,873.70 = 260,293,793.44/x - Step 3: Cross multiply
480,310,367.44x = 662,828,873.70 × 260,293,793.44 - Step 4: Simplify right side
480,310,367.44x = 172,530,241,936,935,648 - Step 5: Solve for x
x = 172,530,241,936,935,648/480,310,367.44 - Step 6: Final answer
x = 359,205,742.02
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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.