Finding the Fourth Proportional to 2,218,922,288.05, 3,062,114,408.37 and 1,201,655,611.08
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Solution
The fourth proportional to 2,218,922,288.05, 3,062,114,408.37 and 1,201,655,611.08 is: 1,658,285,637.31
Step by Step Solution
- Step 1: Write the proportion equation
2,218,922,288.05 : 3,062,114,408.37 = 1,201,655,611.08 : x - Step 2: Convert to fraction form
2,218,922,288.05/3,062,114,408.37 = 1,201,655,611.08/x - Step 3: Cross multiply
2,218,922,288.05x = 3,062,114,408.37 × 1,201,655,611.08 - Step 4: Simplify right side
2,218,922,288.05x = 3,679,606,960,580,716,032 - Step 5: Solve for x
x = 3,679,606,960,580,716,032/2,218,922,288.05 - Step 6: Final answer
x = 1,658,285,637.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.