Finding the Fourth Proportional to 1,327,310,921,406.10, 1,831,669,578,046.70 and 741,369,318,090.70
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Solution
The fourth proportional to 1,327,310,921,406.10, 1,831,669,578,046.70 and 741,369,318,090.70 is: 1,023,078,770,877.14
Step by Step Solution
- Step 1: Write the proportion equation
1,327,310,921,406.10 : 1,831,669,578,046.70 = 741,369,318,090.70 : x - Step 2: Convert to fraction form
1,327,310,921,406.10/1,831,669,578,046.70 = 741,369,318,090.70/x - Step 3: Cross multiply
1,327,310,921,406.10x = 1,831,669,578,046.70 × 741,369,318,090.70 - Step 4: Simplify right side
1,327,310,921,406.10x = 1,357,943,626,043,961,995,427,840 - Step 5: Solve for x
x = 1,357,943,626,043,961,995,427,840/1,327,310,921,406.10 - Step 6: Final answer
x = 1,023,078,770,877.14
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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.