Finding the Fourth Proportional to 659,089,919.34, 909,586,603.98 and 365,734,487.34
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Solution
The fourth proportional to 659,089,919.34, 909,586,603.98 and 365,734,487.34 is: 504,737,184.62
Step by Step Solution
- Step 1: Write the proportion equation
659,089,919.34 : 909,586,603.98 = 365,734,487.34 : x - Step 2: Convert to fraction form
659,089,919.34/909,586,603.98 = 365,734,487.34/x - Step 3: Cross multiply
659,089,919.34x = 909,586,603.98 × 365,734,487.34 - Step 4: Simplify right side
659,089,919.34x = 332,667,190,297,956,864 - Step 5: Solve for x
x = 332,667,190,297,956,864/659,089,919.34 - Step 6: Final answer
x = 504,737,184.62
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1.5x scale
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.