Finding the Fourth Proportional to 201,291,358.05, 301,542,441.48 and 104,310,682.56
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Solution
The fourth proportional to 201,291,358.05, 301,542,441.48 and 104,310,682.56 is: 156,261,541.46
Step by Step Solution
- Step 1: Write the proportion equation
201,291,358.05 : 301,542,441.48 = 104,310,682.56 : x - Step 2: Convert to fraction form
201,291,358.05/301,542,441.48 = 104,310,682.56/x - Step 3: Cross multiply
201,291,358.05x = 301,542,441.48 × 104,310,682.56 - Step 4: Simplify right side
201,291,358.05x = 31,454,097,891,587,660 - Step 5: Solve for x
x = 31,454,097,891,587,660/201,291,358.05 - Step 6: Final answer
x = 156,261,541.46
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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.