Finding the Fourth Proportional to 1,609,635,643.20, 2,414,453,464.80 and 1,337,537,851.20
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Solution
The fourth proportional to 1,609,635,643.20, 2,414,453,464.80 and 1,337,537,851.20 is: 2,006,306,776.80
Step by Step Solution
- Step 1: Write the proportion equation
1,609,635,643.20 : 2,414,453,464.80 = 1,337,537,851.20 : x - Step 2: Convert to fraction form
1,609,635,643.20/2,414,453,464.80 = 1,337,537,851.20/x - Step 3: Cross multiply
1,609,635,643.20x = 2,414,453,464.80 × 1,337,537,851.20 - Step 4: Simplify right side
1,609,635,643.20x = 3,229,422,899,130,987,008 - Step 5: Solve for x
x = 3,229,422,899,130,987,008/1,609,635,643.20 - Step 6: Final answer
x = 2,006,306,776.80
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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.