Finding the Fourth Proportional to 252,030,576.80, 377,478,994.80 and 149,993,904.80
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Solution
The fourth proportional to 252,030,576.80, 377,478,994.80 and 149,993,904.80 is: 224,653,488.99
Step by Step Solution
- Step 1: Write the proportion equation
252,030,576.80 : 377,478,994.80 = 149,993,904.80 : x - Step 2: Convert to fraction form
252,030,576.80/377,478,994.80 = 149,993,904.80/x - Step 3: Cross multiply
252,030,576.80x = 377,478,994.80 × 149,993,904.80 - Step 4: Simplify right side
252,030,576.80x = 56,619,548,410,030,904 - Step 5: Solve for x
x = 56,619,548,410,030,904/252,030,576.80 - Step 6: Final answer
x = 224,653,488.99
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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.