Finding the Fourth Proportional to 388,558,110.86, 582,773,325.02 and 139,511,812.80
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Solution
The fourth proportional to 388,558,110.86, 582,773,325.02 and 139,511,812.80 is: 209,244,796.99
Step by Step Solution
- Step 1: Write the proportion equation
388,558,110.86 : 582,773,325.02 = 139,511,812.80 : x - Step 2: Convert to fraction form
388,558,110.86/582,773,325.02 = 139,511,812.80/x - Step 3: Cross multiply
388,558,110.86x = 582,773,325.02 × 139,511,812.80 - Step 4: Simplify right side
388,558,110.86x = 81,303,763,025,023,808 - Step 5: Solve for x
x = 81,303,763,025,023,808/388,558,110.86 - Step 6: Final answer
x = 209,244,796.99
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