Finding the Fourth Proportional to 212,206,466.56, 318,291,466.38 and 129,186,673.24
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Solution
The fourth proportional to 212,206,466.56, 318,291,466.38 and 129,186,673.24 is: 193,768,909.73
Step by Step Solution
- Step 1: Write the proportion equation
212,206,466.56 : 318,291,466.38 = 129,186,673.24 : x - Step 2: Convert to fraction form
212,206,466.56/318,291,466.38 = 129,186,673.24/x - Step 3: Cross multiply
212,206,466.56x = 318,291,466.38 × 129,186,673.24 - Step 4: Simplify right side
212,206,466.56x = 41,119,015,662,313,504 - Step 5: Solve for x
x = 41,119,015,662,313,504/212,206,466.56 - Step 6: Final answer
x = 193,768,909.73
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.