Finding the Fourth Proportional to 199,146,523.80, 298,719,785.70 and 175,258,651.80
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Solution
The fourth proportional to 199,146,523.80, 298,719,785.70 and 175,258,651.80 is: 262,887,977.70
Step by Step Solution
- Step 1: Write the proportion equation
199,146,523.80 : 298,719,785.70 = 175,258,651.80 : x - Step 2: Convert to fraction form
199,146,523.80/298,719,785.70 = 175,258,651.80/x - Step 3: Cross multiply
199,146,523.80x = 298,719,785.70 × 175,258,651.80 - Step 4: Simplify right side
199,146,523.80x = 52,353,226,907,766,920 - Step 5: Solve for x
x = 52,353,226,907,766,920/199,146,523.80 - Step 6: Final answer
x = 262,887,977.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.