Finding the Fourth Proportional to 1,432,476,428.41, 2,148,714,504.11 and 397,337,354.47
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Solution
The fourth proportional to 1,432,476,428.41, 2,148,714,504.11 and 397,337,354.47 is: 596,005,993.29
Step by Step Solution
- Step 1: Write the proportion equation
1,432,476,428.41 : 2,148,714,504.11 = 397,337,354.47 : x - Step 2: Convert to fraction form
1,432,476,428.41/2,148,714,504.11 = 397,337,354.47/x - Step 3: Cross multiply
1,432,476,428.41x = 2,148,714,504.11 × 397,337,354.47 - Step 4: Simplify right side
1,432,476,428.41x = 853,764,536,574,385,408 - Step 5: Solve for x
x = 853,764,536,574,385,408/1,432,476,428.41 - Step 6: Final answer
x = 596,005,993.29
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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.