Finding the Fourth Proportional to 125,829,817.13, 188,751,451.74 and 39,574,949.96
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Solution
The fourth proportional to 125,829,817.13, 188,751,451.74 and 39,574,949.96 is: 59,364,540.36
Step by Step Solution
- Step 1: Write the proportion equation
125,829,817.13 : 188,751,451.74 = 39,574,949.96 : x - Step 2: Convert to fraction form
125,829,817.13/188,751,451.74 = 39,574,949.96/x - Step 3: Cross multiply
125,829,817.13x = 188,751,451.74 × 39,574,949.96 - Step 4: Simplify right side
125,829,817.13x = 7,469,829,257,811,328 - Step 5: Solve for x
x = 7,469,829,257,811,328/125,829,817.13 - Step 6: Final answer
x = 59,364,540.36
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.