Finding the Fourth Proportional to 165,888,102.20, 248,832,153.30 and 101,390,847.80
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Solution
The fourth proportional to 165,888,102.20, 248,832,153.30 and 101,390,847.80 is: 152,086,271.70
Step by Step Solution
- Step 1: Write the proportion equation
165,888,102.20 : 248,832,153.30 = 101,390,847.80 : x - Step 2: Convert to fraction form
165,888,102.20/248,832,153.30 = 101,390,847.80/x - Step 3: Cross multiply
165,888,102.20x = 248,832,153.30 × 101,390,847.80 - Step 4: Simplify right side
165,888,102.20x = 25,229,302,982,986,568 - Step 5: Solve for x
x = 25,229,302,982,986,568/165,888,102.20 - Step 6: Final answer
x = 152,086,271.70
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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.