Finding the Fourth Proportional to 259,073,882.60, 388,718,236.37 and 113,432,271.08
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Solution
The fourth proportional to 259,073,882.60, 388,718,236.37 and 113,432,271.08 is: 170,195,435.83
Step by Step Solution
- Step 1: Write the proportion equation
259,073,882.60 : 388,718,236.37 = 113,432,271.08 : x - Step 2: Convert to fraction form
259,073,882.60/388,718,236.37 = 113,432,271.08/x - Step 3: Cross multiply
259,073,882.60x = 388,718,236.37 × 113,432,271.08 - Step 4: Simplify right side
259,073,882.60x = 44,093,192,360,001,344 - Step 5: Solve for x
x = 44,093,192,360,001,344/259,073,882.60 - Step 6: Final answer
x = 170,195,435.83
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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.