Finding the Fourth Proportional to 174,372,351.24, 261,590,708.46 and 72,144,360.48
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Solution
The fourth proportional to 174,372,351.24, 261,590,708.46 and 72,144,360.48 is: 108,229,855.45
Step by Step Solution
- Step 1: Write the proportion equation
174,372,351.24 : 261,590,708.46 = 72,144,360.48 : x - Step 2: Convert to fraction form
174,372,351.24/261,590,708.46 = 72,144,360.48/x - Step 3: Cross multiply
174,372,351.24x = 261,590,708.46 × 72,144,360.48 - Step 4: Simplify right side
174,372,351.24x = 18,872,294,369,356,828 - Step 5: Solve for x
x = 18,872,294,369,356,828/174,372,351.24 - Step 6: Final answer
x = 108,229,855.45
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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.