Finding the Fourth Proportional to 577,368,306.20, 866,052,459.30 and 565,889,180.60
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Solution
The fourth proportional to 577,368,306.20, 866,052,459.30 and 565,889,180.60 is: 848,833,770.90
Step by Step Solution
- Step 1: Write the proportion equation
577,368,306.20 : 866,052,459.30 = 565,889,180.60 : x - Step 2: Convert to fraction form
577,368,306.20/866,052,459.30 = 565,889,180.60/x - Step 3: Cross multiply
577,368,306.20x = 866,052,459.30 × 565,889,180.60 - Step 4: Simplify right side
577,368,306.20x = 490,089,716,549,891,840 - Step 5: Solve for x
x = 490,089,716,549,891,840/577,368,306.20 - Step 6: Final answer
x = 848,833,770.90
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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.