Finding the Fourth Proportional to 131,113,893.80, 196,670,840.70 and 63,089,445.80
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Solution
The fourth proportional to 131,113,893.80, 196,670,840.70 and 63,089,445.80 is: 94,634,168.70
Step by Step Solution
- Step 1: Write the proportion equation
131,113,893.80 : 196,670,840.70 = 63,089,445.80 : x - Step 2: Convert to fraction form
131,113,893.80/196,670,840.70 = 63,089,445.80/x - Step 3: Cross multiply
131,113,893.80x = 196,670,840.70 × 63,089,445.80 - Step 4: Simplify right side
131,113,893.80x = 12,407,854,344,783,082 - Step 5: Solve for x
x = 12,407,854,344,783,082/131,113,893.80 - Step 6: Final answer
x = 94,634,168.70
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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.