Finding the Fourth Proportional to 160,380,708.62, 221,325,469.97 and 87,041,850.62
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Solution
The fourth proportional to 160,380,708.62, 221,325,469.97 and 87,041,850.62 is: 120,117,803.82
Step by Step Solution
- Step 1: Write the proportion equation
160,380,708.62 : 221,325,469.97 = 87,041,850.62 : x - Step 2: Convert to fraction form
160,380,708.62/221,325,469.97 = 87,041,850.62/x - Step 3: Cross multiply
160,380,708.62x = 221,325,469.97 × 87,041,850.62 - Step 4: Simplify right side
160,380,708.62x = 19,264,578,493,988,200 - Step 5: Solve for x
x = 19,264,578,493,988,200/160,380,708.62 - Step 6: Final answer
x = 120,117,803.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.