Finding the Fourth Proportional to 235,404,453.84, 324,857,841.93 and 146,063,169.42
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Solution
The fourth proportional to 235,404,453.84, 324,857,841.93 and 146,063,169.42 is: 201,566,984.95
Step by Step Solution
- Step 1: Write the proportion equation
235,404,453.84 : 324,857,841.93 = 146,063,169.42 : x - Step 2: Convert to fraction form
235,404,453.84/324,857,841.93 = 146,063,169.42/x - Step 3: Cross multiply
235,404,453.84x = 324,857,841.93 × 146,063,169.42 - Step 4: Simplify right side
235,404,453.84x = 47,449,766,003,237,168 - Step 5: Solve for x
x = 47,449,766,003,237,168/235,404,453.84 - Step 6: Final answer
x = 201,566,984.95
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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.