Finding the Fourth Proportional to 235,177,515.42, 324,563,147.01 and 141,095,202.90
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Solution
The fourth proportional to 235,177,515.42, 324,563,147.01 and 141,095,202.90 is: 194,722,284.57
Step by Step Solution
- Step 1: Write the proportion equation
235,177,515.42 : 324,563,147.01 = 141,095,202.90 : x - Step 2: Convert to fraction form
235,177,515.42/324,563,147.01 = 141,095,202.90/x - Step 3: Cross multiply
235,177,515.42x = 324,563,147.01 × 141,095,202.90 - Step 4: Simplify right side
235,177,515.42x = 45,794,303,081,238,480 - Step 5: Solve for x
x = 45,794,303,081,238,480/235,177,515.42 - Step 6: Final answer
x = 194,722,284.57
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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.