Finding the Fourth Proportional to 115,095,161.53, 158,829,469.31 and 62,883,076.09
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Solution
The fourth proportional to 115,095,161.53, 158,829,469.31 and 62,883,076.09 is: 86,777,632.27
Step by Step Solution
- Step 1: Write the proportion equation
115,095,161.53 : 158,829,469.31 = 62,883,076.09 : x - Step 2: Convert to fraction form
115,095,161.53/158,829,469.31 = 62,883,076.09/x - Step 3: Cross multiply
115,095,161.53x = 158,829,469.31 × 62,883,076.09 - Step 4: Simplify right side
115,095,161.53x = 9,987,685,603,640,636 - Step 5: Solve for x
x = 9,987,685,603,640,636/115,095,161.53 - Step 6: Final answer
x = 86,777,632.27
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.