Finding the Fourth Proportional to 356,659,229.84, 492,193,727.41 and 197,892,227.55
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Solution
The fourth proportional to 356,659,229.84, 492,193,727.41 and 197,892,227.55 is: 273,093,488.00
Step by Step Solution
- Step 1: Write the proportion equation
356,659,229.84 : 492,193,727.41 = 197,892,227.55 : x - Step 2: Convert to fraction form
356,659,229.84/492,193,727.41 = 197,892,227.55/x - Step 3: Cross multiply
356,659,229.84x = 492,193,727.41 × 197,892,227.55 - Step 4: Simplify right side
356,659,229.84x = 97,401,313,103,302,400 - Step 5: Solve for x
x = 97,401,313,103,302,400/356,659,229.84 - Step 6: Final answer
x = 273,093,488.00
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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.