Finding the Fourth Proportional to 324,618,160.37, 485,777,820.31 and 201,854,288.21
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Solution
The fourth proportional to 324,618,160.37, 485,777,820.31 and 201,854,288.21 is: 302,066,699.03
Step by Step Solution
- Step 1: Write the proportion equation
324,618,160.37 : 485,777,820.31 = 201,854,288.21 : x - Step 2: Convert to fraction form
324,618,160.37/485,777,820.31 = 201,854,288.21/x - Step 3: Cross multiply
324,618,160.37x = 485,777,820.31 × 201,854,288.21 - Step 4: Simplify right side
324,618,160.37x = 98,056,336,146,880,336 - Step 5: Solve for x
x = 98,056,336,146,880,336/324,618,160.37 - Step 6: Final answer
x = 302,066,699.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.