Finding the Fourth Proportional to 1,432,476,449.91, 2,148,714,536.36 and 397,337,375.97
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Solution
The fourth proportional to 1,432,476,449.91, 2,148,714,536.36 and 397,337,375.97 is: 596,006,025.54
Step by Step Solution
- Step 1: Write the proportion equation
1,432,476,449.91 : 2,148,714,536.36 = 397,337,375.97 : x - Step 2: Convert to fraction form
1,432,476,449.91/2,148,714,536.36 = 397,337,375.97/x - Step 3: Cross multiply
1,432,476,449.91x = 2,148,714,536.36 × 397,337,375.97 - Step 4: Simplify right side
1,432,476,449.91x = 853,764,595,583,890,944 - Step 5: Solve for x
x = 853,764,595,583,890,944/1,432,476,449.91 - Step 6: Final answer
x = 596,006,025.54
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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.