Finding the Fourth Proportional to 380,497,791.28, 570,606,690.84 and 131,439,688.96
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Solution
The fourth proportional to 380,497,791.28, 570,606,690.84 and 131,439,688.96 is: 197,111,173.00
Step by Step Solution
- Step 1: Write the proportion equation
380,497,791.28 : 570,606,690.84 = 131,439,688.96 : x - Step 2: Convert to fraction form
380,497,791.28/570,606,690.84 = 131,439,688.96/x - Step 3: Cross multiply
380,497,791.28x = 570,606,690.84 × 131,439,688.96 - Step 4: Simplify right side
380,497,791.28x = 75,000,365,962,504,480 - Step 5: Solve for x
x = 75,000,365,962,504,480/380,497,791.28 - Step 6: Final answer
x = 197,111,173.00
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