Finding the Fourth Proportional to 160,023,682.20, 220,868,207.41 and 97,286,449.31
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Solution
The fourth proportional to 160,023,682.20, 220,868,207.41 and 97,286,449.31 is: 134,276,898.07
Step by Step Solution
- Step 1: Write the proportion equation
160,023,682.20 : 220,868,207.41 = 97,286,449.31 : x - Step 2: Convert to fraction form
160,023,682.20/220,868,207.41 = 97,286,449.31/x - Step 3: Cross multiply
160,023,682.20x = 220,868,207.41 × 97,286,449.31 - Step 4: Simplify right side
160,023,682.20x = 21,487,483,663,279,192 - Step 5: Solve for x
x = 21,487,483,663,279,192/160,023,682.20 - Step 6: Final answer
x = 134,276,898.07
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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.