Finding the Fourth Proportional to 3,609,441,035.40, 5,410,340,311.71 and 1,214,112,130.49
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Solution
The fourth proportional to 3,609,441,035.40, 5,410,340,311.71 and 1,214,112,130.49 is: 1,819,882,840.06
Step by Step Solution
- Step 1: Write the proportion equation
3,609,441,035.40 : 5,410,340,311.71 = 1,214,112,130.49 : x - Step 2: Convert to fraction form
3,609,441,035.40/5,410,340,311.71 = 1,214,112,130.49/x - Step 3: Cross multiply
3,609,441,035.40x = 5,410,340,311.71 × 1,214,112,130.49 - Step 4: Simplify right side
3,609,441,035.40x = 6,568,759,802,537,112,576 - Step 5: Solve for x
x = 6,568,759,802,537,112,576/3,609,441,035.40 - Step 6: Final answer
x = 1,819,882,840.06
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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.