Finding the Fourth Proportional to 1,766,294,403.26, 2,437,502,396.30 and 973,368,832.47
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Solution
The fourth proportional to 1,766,294,403.26, 2,437,502,396.30 and 973,368,832.47 is: 1,343,257,872.10
Step by Step Solution
- Step 1: Write the proportion equation
1,766,294,403.26 : 2,437,502,396.30 = 973,368,832.47 : x - Step 2: Convert to fraction form
1,766,294,403.26/2,437,502,396.30 = 973,368,832.47/x - Step 3: Cross multiply
1,766,294,403.26x = 2,437,502,396.30 × 973,368,832.47 - Step 4: Simplify right side
1,766,294,403.26x = 2,372,588,861,624,491,520 - Step 5: Solve for x
x = 2,372,588,861,624,491,520/1,766,294,403.26 - Step 6: Final answer
x = 1,343,257,872.10
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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.