Finding the Fourth Proportional to 188,102,127.98, 259,581,537.99 and 104,470,243.43
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Solution
The fourth proportional to 188,102,127.98, 259,581,537.99 and 104,470,243.43 is: 144,169,269.93
Step by Step Solution
- Step 1: Write the proportion equation
188,102,127.98 : 259,581,537.99 = 104,470,243.43 : x - Step 2: Convert to fraction form
188,102,127.98/259,581,537.99 = 104,470,243.43/x - Step 3: Cross multiply
188,102,127.98x = 259,581,537.99 × 104,470,243.43 - Step 4: Simplify right side
188,102,127.98x = 27,118,546,461,928,836 - Step 5: Solve for x
x = 27,118,546,461,928,836/188,102,127.98 - Step 6: Final answer
x = 144,169,269.93
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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.