Finding the Fourth Proportional to 1,638,148,528.80, 2,457,222,793.20 and 602,795,172.60
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Solution
The fourth proportional to 1,638,148,528.80, 2,457,222,793.20 and 602,795,172.60 is: 904,192,758.90
Step by Step Solution
- Step 1: Write the proportion equation
1,638,148,528.80 : 2,457,222,793.20 = 602,795,172.60 : x - Step 2: Convert to fraction form
1,638,148,528.80/2,457,222,793.20 = 602,795,172.60/x - Step 3: Cross multiply
1,638,148,528.80x = 2,457,222,793.20 × 602,795,172.60 - Step 4: Simplify right side
1,638,148,528.80x = 1,481,202,037,743,648,000 - Step 5: Solve for x
x = 1,481,202,037,743,648,000/1,638,148,528.80 - Step 6: Final answer
x = 904,192,758.90
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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.