Finding the Fourth Proportional to 97,017,442.40, 145,526,163.60 and 88,089,233.60
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Solution
The fourth proportional to 97,017,442.40, 145,526,163.60 and 88,089,233.60 is: 132,133,850.40
Step by Step Solution
- Step 1: Write the proportion equation
97,017,442.40 : 145,526,163.60 = 88,089,233.60 : x - Step 2: Convert to fraction form
97,017,442.40/145,526,163.60 = 88,089,233.60/x - Step 3: Cross multiply
97,017,442.40x = 145,526,163.60 × 88,089,233.60 - Step 4: Simplify right side
97,017,442.40x = 12,819,288,220,272,216 - Step 5: Solve for x
x = 12,819,288,220,272,216/97,017,442.40 - Step 6: Final answer
x = 132,133,850.40
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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.