Finding the Fourth Proportional to 400,158,517.05, 600,237,775.58 and 332,134,069.05
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Solution
The fourth proportional to 400,158,517.05, 600,237,775.58 and 332,134,069.05 is: 498,201,103.58
Step by Step Solution
- Step 1: Write the proportion equation
400,158,517.05 : 600,237,775.58 = 332,134,069.05 : x - Step 2: Convert to fraction form
400,158,517.05/600,237,775.58 = 332,134,069.05/x - Step 3: Cross multiply
400,158,517.05x = 600,237,775.58 × 332,134,069.05 - Step 4: Simplify right side
400,158,517.05x = 199,359,414,799,245,472 - Step 5: Solve for x
x = 199,359,414,799,245,472/400,158,517.05 - Step 6: Final answer
x = 498,201,103.58
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1.5x scale
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.