Finding the Fourth Proportional to 1,102,284,639.20, 1,649,600,583.60 and 1,010,451,634.40
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Solution
The fourth proportional to 1,102,284,639.20, 1,649,600,583.60 and 1,010,451,634.40 is: 1,512,169,857.52
Step by Step Solution
- Step 1: Write the proportion equation
1,102,284,639.20 : 1,649,600,583.60 = 1,010,451,634.40 : x - Step 2: Convert to fraction form
1,102,284,639.20/1,649,600,583.60 = 1,010,451,634.40/x - Step 3: Cross multiply
1,102,284,639.20x = 1,649,600,583.60 × 1,010,451,634.40 - Step 4: Simplify right side
1,102,284,639.20x = 1,666,841,605,805,813,760 - Step 5: Solve for x
x = 1,666,841,605,805,813,760/1,102,284,639.20 - Step 6: Final answer
x = 1,512,169,857.52
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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.