Finding the Fourth Proportional to 125,236,069.35, 187,906,206.26 and 55,170,438.99
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Solution
The fourth proportional to 125,236,069.35, 187,906,206.26 and 55,170,438.99 is: 82,778,611.16
Step by Step Solution
- Step 1: Write the proportion equation
125,236,069.35 : 187,906,206.26 = 55,170,438.99 : x - Step 2: Convert to fraction form
125,236,069.35/187,906,206.26 = 55,170,438.99/x - Step 3: Cross multiply
125,236,069.35x = 187,906,206.26 × 55,170,438.99 - Step 4: Simplify right side
125,236,069.35x = 10,366,867,888,309,686 - Step 5: Solve for x
x = 10,366,867,888,309,686/125,236,069.35 - Step 6: Final answer
x = 82,778,611.16
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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.