Finding the Fourth Proportional to 631,092,441.35, 946,593,765.26 and 194,347,584.53
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Solution
The fourth proportional to 631,092,441.35, 946,593,765.26 and 194,347,584.53 is: 291,507,550.65
Step by Step Solution
- Step 1: Write the proportion equation
631,092,441.35 : 946,593,765.26 = 194,347,584.53 : x - Step 2: Convert to fraction form
631,092,441.35/946,593,765.26 = 194,347,584.53/x - Step 3: Cross multiply
631,092,441.35x = 946,593,765.26 × 194,347,584.53 - Step 4: Simplify right side
631,092,441.35x = 183,968,211,809,438,816 - Step 5: Solve for x
x = 183,968,211,809,438,816/631,092,441.35 - Step 6: Final answer
x = 291,507,550.65
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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.