Finding the Fourth Proportional to 149,647,559.20, 224,471,338.80 and 98,587,232.80
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Solution
The fourth proportional to 149,647,559.20, 224,471,338.80 and 98,587,232.80 is: 147,880,849.20
Step by Step Solution
- Step 1: Write the proportion equation
149,647,559.20 : 224,471,338.80 = 98,587,232.80 : x - Step 2: Convert to fraction form
149,647,559.20/224,471,338.80 = 98,587,232.80/x - Step 3: Cross multiply
149,647,559.20x = 224,471,338.80 × 98,587,232.80 - Step 4: Simplify right side
149,647,559.20x = 22,130,008,135,203,272 - Step 5: Solve for x
x = 22,130,008,135,203,272/149,647,559.20 - Step 6: Final answer
x = 147,880,849.20
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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.