Finding the Fourth Proportional to 174,312,707.47, 261,503,535.67 and 49,816,453.07
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Solution
The fourth proportional to 174,312,707.47, 261,503,535.67 and 49,816,453.07 is: 74,734,531.99
Step by Step Solution
- Step 1: Write the proportion equation
174,312,707.47 : 261,503,535.67 = 49,816,453.07 : x - Step 2: Convert to fraction form
174,312,707.47/261,503,535.67 = 49,816,453.07/x - Step 3: Cross multiply
174,312,707.47x = 261,503,535.67 × 49,816,453.07 - Step 4: Simplify right side
174,312,707.47x = 13,027,178,612,872,842 - Step 5: Solve for x
x = 13,027,178,612,872,842/174,312,707.47 - Step 6: Final answer
x = 74,734,531.99
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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.