Finding the Fourth Proportional to 1,170,861,516, 1,753,950,687.12 and 704,265,312.24
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Solution
The fourth proportional to 1,170,861,516, 1,753,950,687.12 and 704,265,312.24 is: 1,054,989,519.63
Step by Step Solution
- Step 1: Write the proportion equation
1,170,861,516 : 1,753,950,687.12 = 704,265,312.24 : x - Step 2: Convert to fraction form
1,170,861,516/1,753,950,687.12 = 704,265,312.24/x - Step 3: Cross multiply
1,170,861,516x = 1,753,950,687.12 × 704,265,312.24 - Step 4: Simplify right side
1,170,861,516x = 1,235,246,628,318,129,408 - Step 5: Solve for x
x = 1,235,246,628,318,129,408/1,170,861,516 - Step 6: Final answer
x = 1,054,989,519.63
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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.