Finding the Fourth Proportional to 352,253,774.35, 486,194,870.74 and 201,633,742.48
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Solution
The fourth proportional to 352,253,774.35, 486,194,870.74 and 201,633,742.48 is: 278,303,026.12
Step by Step Solution
- Step 1: Write the proportion equation
352,253,774.35 : 486,194,870.74 = 201,633,742.48 : x - Step 2: Convert to fraction form
352,253,774.35/486,194,870.74 = 201,633,742.48/x - Step 3: Cross multiply
352,253,774.35x = 486,194,870.74 × 201,633,742.48 - Step 4: Simplify right side
352,253,774.35x = 98,033,291,360,890,992 - Step 5: Solve for x
x = 98,033,291,360,890,992/352,253,774.35 - Step 6: Final answer
x = 278,303,026.12
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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.