Finding the Fourth Proportional to 3,136,061,172.68, 4,704,070,833.08 and 1,270,679,347.84
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Solution
The fourth proportional to 3,136,061,172.68, 4,704,070,833.08 and 1,270,679,347.84 is: 1,906,010,542.92
Step by Step Solution
- Step 1: Write the proportion equation
3,136,061,172.68 : 4,704,070,833.08 = 1,270,679,347.84 : x - Step 2: Convert to fraction form
3,136,061,172.68/4,704,070,833.08 = 1,270,679,347.84/x - Step 3: Cross multiply
3,136,061,172.68x = 4,704,070,833.08 × 1,270,679,347.84 - Step 4: Simplify right side
3,136,061,172.68x = 5,977,365,658,371,259,392 - Step 5: Solve for x
x = 5,977,365,658,371,259,392/3,136,061,172.68 - Step 6: Final answer
x = 1,906,010,542.92
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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.