Finding the Fourth Proportional to 3,301,782,977.68, 4,955,777,444.99 and 1,729,019,153.95
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Solution
The fourth proportional to 3,301,782,977.68, 4,955,777,444.99 and 1,729,019,153.95 is: 2,595,153,643.66
Step by Step Solution
- Step 1: Write the proportion equation
3,301,782,977.68 : 4,955,777,444.99 = 1,729,019,153.95 : x - Step 2: Convert to fraction form
3,301,782,977.68/4,955,777,444.99 = 1,729,019,153.95/x - Step 3: Cross multiply
3,301,782,977.68x = 4,955,777,444.99 × 1,729,019,153.95 - Step 4: Simplify right side
3,301,782,977.68x = 8,568,634,125,093,036,032 - Step 5: Solve for x
x = 8,568,634,125,093,036,032/3,301,782,977.68 - Step 6: Final answer
x = 2,595,153,643.66
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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.