Finding the Fourth Proportional to 1,804,720,758.34, 2,491,330,700.19 and 1,136,647,633.18
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Solution
The fourth proportional to 1,804,720,758.34, 2,491,330,700.19 and 1,136,647,633.18 is: 1,569,087,700.00
Step by Step Solution
- Step 1: Write the proportion equation
1,804,720,758.34 : 2,491,330,700.19 = 1,136,647,633.18 : x - Step 2: Convert to fraction form
1,804,720,758.34/2,491,330,700.19 = 1,136,647,633.18/x - Step 3: Cross multiply
1,804,720,758.34x = 2,491,330,700.19 × 1,136,647,633.18 - Step 4: Simplify right side
1,804,720,758.34x = 2,831,765,143,839,635,968 - Step 5: Solve for x
x = 2,831,765,143,839,635,968/1,804,720,758.34 - Step 6: Final answer
x = 1,569,087,700.00
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1.5x scale
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.