Finding the Fourth Proportional to 134,515,633.80, 201,773,450.70 and 101,991,444.60
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Solution
The fourth proportional to 134,515,633.80, 201,773,450.70 and 101,991,444.60 is: 152,987,166.90
Step by Step Solution
- Step 1: Write the proportion equation
134,515,633.80 : 201,773,450.70 = 101,991,444.60 : x - Step 2: Convert to fraction form
134,515,633.80/201,773,450.70 = 101,991,444.60/x - Step 3: Cross multiply
134,515,633.80x = 201,773,450.70 × 101,991,444.60 - Step 4: Simplify right side
134,515,633.80x = 20,579,165,718,819,880 - Step 5: Solve for x
x = 20,579,165,718,819,880/134,515,633.80 - Step 6: Final answer
x = 152,987,166.90
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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.