Finding the Fourth Proportional to 1,896,929,860.57, 2,618,037,160.58 and 1,093,003,445.75
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Solution
The fourth proportional to 1,896,929,860.57, 2,618,037,160.58 and 1,093,003,445.75 is: 1,508,502,605.76
Step by Step Solution
- Step 1: Write the proportion equation
1,896,929,860.57 : 2,618,037,160.58 = 1,093,003,445.75 : x - Step 2: Convert to fraction form
1,896,929,860.57/2,618,037,160.58 = 1,093,003,445.75/x - Step 3: Cross multiply
1,896,929,860.57x = 2,618,037,160.58 × 1,093,003,445.75 - Step 4: Simplify right side
1,896,929,860.57x = 2,861,523,637,613,559,296 - Step 5: Solve for x
x = 2,861,523,637,613,559,296/1,896,929,860.57 - Step 6: Final answer
x = 1,508,502,605.76
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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.