Finding the Fourth Proportional to 1,136,664,272.40, 1,704,996,473.40 and 275,021,264.40
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Solution
The fourth proportional to 1,136,664,272.40, 1,704,996,473.40 and 275,021,264.40 is: 412,531,912.28
Step by Step Solution
- Step 1: Write the proportion equation
1,136,664,272.40 : 1,704,996,473.40 = 275,021,264.40 : x - Step 2: Convert to fraction form
1,136,664,272.40/1,704,996,473.40 = 275,021,264.40/x - Step 3: Cross multiply
1,136,664,272.40x = 1,704,996,473.40 × 275,021,264.40 - Step 4: Simplify right side
1,136,664,272.40x = 468,910,285,912,008,960 - Step 5: Solve for x
x = 468,910,285,912,008,960/1,136,664,272.40 - Step 6: Final answer
x = 412,531,912.28
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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.