Finding the Fourth Proportional to 3,631,942,811.20, 5,447,914,216.80 and 2,392,197,246.40
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Solution
The fourth proportional to 3,631,942,811.20, 5,447,914,216.80 and 2,392,197,246.40 is: 3,588,295,869.60
Step by Step Solution
- Step 1: Write the proportion equation
3,631,942,811.20 : 5,447,914,216.80 = 2,392,197,246.40 : x - Step 2: Convert to fraction form
3,631,942,811.20/5,447,914,216.80 = 2,392,197,246.40/x - Step 3: Cross multiply
3,631,942,811.20x = 5,447,914,216.80 × 2,392,197,246.40 - Step 4: Simplify right side
3,631,942,811.20x = 13,032,485,388,052,373,504 - Step 5: Solve for x
x = 13,032,485,388,052,373,504/3,631,942,811.20 - Step 6: Final answer
x = 3,588,295,869.60
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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.