Finding the Fourth Proportional to 115,270,329, 159,074,310.06 and 63,058,243.62
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Solution
The fourth proportional to 115,270,329, 159,074,310.06 and 63,058,243.62 is: 87,021,063.31
Step by Step Solution
- Step 1: Write the proportion equation
115,270,329 : 159,074,310.06 = 63,058,243.62 : x - Step 2: Convert to fraction form
115,270,329/159,074,310.06 = 63,058,243.62/x - Step 3: Cross multiply
115,270,329x = 159,074,310.06 × 63,058,243.62 - Step 4: Simplify right side
115,270,329x = 10,030,946,597,446,896 - Step 5: Solve for x
x = 10,030,946,597,446,896/115,270,329 - Step 6: Final answer
x = 87,021,063.31
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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.