Finding the Fourth Proportional to 223,552,655.40, 334,657,136.70 and 132,629,442.60
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Solution
The fourth proportional to 223,552,655.40, 334,657,136.70 and 132,629,442.60 is: 198,545,570.50
Step by Step Solution
- Step 1: Write the proportion equation
223,552,655.40 : 334,657,136.70 = 132,629,442.60 : x - Step 2: Convert to fraction form
223,552,655.40/334,657,136.70 = 132,629,442.60/x - Step 3: Cross multiply
223,552,655.40x = 334,657,136.70 × 132,629,442.60 - Step 4: Simplify right side
223,552,655.40x = 44,385,389,502,633,000 - Step 5: Solve for x
x = 44,385,389,502,633,000/223,552,655.40 - Step 6: Final answer
x = 198,545,570.50
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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.