Finding the Fourth Proportional to 862,962,736.14, 1,295,365,267.80 and 371,918,338.02
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Solution
The fourth proportional to 862,962,736.14, 1,295,365,267.80 and 371,918,338.02 is: 558,274,508.68
Step by Step Solution
- Step 1: Write the proportion equation
862,962,736.14 : 1,295,365,267.80 = 371,918,338.02 : x - Step 2: Convert to fraction form
862,962,736.14/1,295,365,267.80 = 371,918,338.02/x - Step 3: Cross multiply
862,962,736.14x = 1,295,365,267.80 × 371,918,338.02 - Step 4: Simplify right side
862,962,736.14x = 481,770,097,529,008,192 - Step 5: Solve for x
x = 481,770,097,529,008,192/862,962,736.14 - Step 6: Final answer
x = 558,274,508.68
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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.