Finding the Fourth Proportional to 1,327,310,921,408.50, 1,831,669,578,050.10 and 741,369,318,093.12
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Solution
The fourth proportional to 1,327,310,921,408.50, 1,831,669,578,050.10 and 741,369,318,093.12 is: 1,023,078,770,880.53
Step by Step Solution
- Step 1: Write the proportion equation
1,327,310,921,408.50 : 1,831,669,578,050.10 = 741,369,318,093.12 : x - Step 2: Convert to fraction form
1,327,310,921,408.50/1,831,669,578,050.10 = 741,369,318,093.12/x - Step 3: Cross multiply
1,327,310,921,408.50x = 1,831,669,578,050.10 × 741,369,318,093.12 - Step 4: Simplify right side
1,327,310,921,408.50x = 1,357,943,626,050,915,547,480,064 - Step 5: Solve for x
x = 1,357,943,626,050,915,547,480,064/1,327,310,921,408.50 - Step 6: Final answer
x = 1,023,078,770,880.53
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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.