Finding the Fourth Proportional to 203,489,291.90, 305,235,783.07 and 57,922,796.07
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Solution
The fourth proportional to 203,489,291.90, 305,235,783.07 and 57,922,796.07 is: 86,884,719.34
Step by Step Solution
- Step 1: Write the proportion equation
203,489,291.90 : 305,235,783.07 = 57,922,796.07 : x - Step 2: Convert to fraction form
203,489,291.90/305,235,783.07 = 57,922,796.07/x - Step 3: Cross multiply
203,489,291.90x = 305,235,783.07 × 57,922,796.07 - Step 4: Simplify right side
203,489,291.90x = 17,680,110,015,885,562 - Step 5: Solve for x
x = 17,680,110,015,885,562/203,489,291.90 - Step 6: Final answer
x = 86,884,719.34
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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.