Finding the Fourth Proportional to 4,259,827,361.83, 6,390,427,653.29 and 1,312,105,608.99
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Solution
The fourth proportional to 4,259,827,361.83, 6,390,427,653.29 and 1,312,105,608.99 is: 1,968,369,902.23
Step by Step Solution
- Step 1: Write the proportion equation
4,259,827,361.83 : 6,390,427,653.29 = 1,312,105,608.99 : x - Step 2: Convert to fraction form
4,259,827,361.83/6,390,427,653.29 = 1,312,105,608.99/x - Step 3: Cross multiply
4,259,827,361.83x = 6,390,427,653.29 × 1,312,105,608.99 - Step 4: Simplify right side
4,259,827,361.83x = 8,384,915,967,708,666,880 - Step 5: Solve for x
x = 8,384,915,967,708,666,880/4,259,827,361.83 - Step 6: Final answer
x = 1,968,369,902.23
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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.