Finding the Fourth Proportional to 104,371,487.69, 144,057,738.09 and 59,743,330.09
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Solution
The fourth proportional to 104,371,487.69, 144,057,738.09 and 59,743,330.09 is: 82,460,154.49
Step by Step Solution
- Step 1: Write the proportion equation
104,371,487.69 : 144,057,738.09 = 59,743,330.09 : x - Step 2: Convert to fraction form
104,371,487.69/144,057,738.09 = 59,743,330.09/x - Step 3: Cross multiply
104,371,487.69x = 144,057,738.09 × 59,743,330.09 - Step 4: Simplify right side
104,371,487.69x = 8,606,488,998,430,920 - Step 5: Solve for x
x = 8,606,488,998,430,920/104,371,487.69 - Step 6: Final answer
x = 82,460,154.49
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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.