Finding the Fourth Proportional to 338,945,727.24, 467,731,329.30 and 192,264,861.96
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Solution
The fourth proportional to 338,945,727.24, 467,731,329.30 and 192,264,861.96 is: 265,317,696.12
Step by Step Solution
- Step 1: Write the proportion equation
338,945,727.24 : 467,731,329.30 = 192,264,861.96 : x - Step 2: Convert to fraction form
338,945,727.24/467,731,329.30 = 192,264,861.96/x - Step 3: Cross multiply
338,945,727.24x = 467,731,329.30 × 192,264,861.96 - Step 4: Simplify right side
338,945,727.24x = 89,928,299,462,231,808 - Step 5: Solve for x
x = 89,928,299,462,231,808/338,945,727.24 - Step 6: Final answer
x = 265,317,696.12
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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.