Finding the Fourth Proportional to 659,818,736.73, 910,533,974.99 and 366,463,538.01
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Solution
The fourth proportional to 659,818,736.73, 910,533,974.99 and 366,463,538.01 is: 505,710,861.75
Step by Step Solution
- Step 1: Write the proportion equation
659,818,736.73 : 910,533,974.99 = 366,463,538.01 : x - Step 2: Convert to fraction form
659,818,736.73/910,533,974.99 = 366,463,538.01/x - Step 3: Cross multiply
659,818,736.73x = 910,533,974.99 × 366,463,538.01 - Step 4: Simplify right side
659,818,736.73x = 333,677,501,951,326,592 - Step 5: Solve for x
x = 333,677,501,951,326,592/659,818,736.73 - Step 6: Final answer
x = 505,710,861.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.