Finding the Fourth Proportional to 160,023,680.44, 220,868,204.99 and 97,286,447.55
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Solution
The fourth proportional to 160,023,680.44, 220,868,204.99 and 97,286,447.55 is: 134,276,895.65
Step by Step Solution
- Step 1: Write the proportion equation
160,023,680.44 : 220,868,204.99 = 97,286,447.55 : x - Step 2: Convert to fraction form
160,023,680.44/220,868,204.99 = 97,286,447.55/x - Step 3: Cross multiply
160,023,680.44x = 220,868,204.99 × 97,286,447.55 - Step 4: Simplify right side
160,023,680.44x = 21,487,483,040,837,480 - Step 5: Solve for x
x = 21,487,483,040,837,480/160,023,680.44 - Step 6: Final answer
x = 134,276,895.65
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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.