Finding the Fourth Proportional to 301,871,519.29, 416,584,107.36 and 171,498,481.21
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Solution
The fourth proportional to 301,871,519.29, 416,584,107.36 and 171,498,481.21 is: 236,668,705.53
Step by Step Solution
- Step 1: Write the proportion equation
301,871,519.29 : 416,584,107.36 = 171,498,481.21 : x - Step 2: Convert to fraction form
301,871,519.29/416,584,107.36 = 171,498,481.21/x - Step 3: Cross multiply
301,871,519.29x = 416,584,107.36 × 171,498,481.21 - Step 4: Simplify right side
301,871,519.29x = 71,443,541,705,523,176 - Step 5: Solve for x
x = 71,443,541,705,523,176/301,871,519.29 - Step 6: Final answer
x = 236,668,705.53
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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.