Finding the Fourth Proportional to 86,230,396.17, 118,982,025.82 and 49,058,506.35
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Solution
The fourth proportional to 86,230,396.17, 118,982,025.82 and 49,058,506.35 is: 67,691,680.99
Step by Step Solution
- Step 1: Write the proportion equation
86,230,396.17 : 118,982,025.82 = 49,058,506.35 : x - Step 2: Convert to fraction form
86,230,396.17/118,982,025.82 = 49,058,506.35/x - Step 3: Cross multiply
86,230,396.17x = 118,982,025.82 × 49,058,506.35 - Step 4: Simplify right side
86,230,396.17x = 5,837,080,469,226,334 - Step 5: Solve for x
x = 5,837,080,469,226,334/86,230,396.17 - Step 6: Final answer
x = 67,691,680.99
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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.