Finding the Fourth Proportional to 405,727,768.80, 608,591,653.20 and 276,587,605.80
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Solution
The fourth proportional to 405,727,768.80, 608,591,653.20 and 276,587,605.80 is: 414,881,408.70
Step by Step Solution
- Step 1: Write the proportion equation
405,727,768.80 : 608,591,653.20 = 276,587,605.80 : x - Step 2: Convert to fraction form
405,727,768.80/608,591,653.20 = 276,587,605.80/x - Step 3: Cross multiply
405,727,768.80x = 608,591,653.20 × 276,587,605.80 - Step 4: Simplify right side
405,727,768.80x = 168,328,908,268,451,936 - Step 5: Solve for x
x = 168,328,908,268,451,936/405,727,768.80 - Step 6: Final answer
x = 414,881,408.70
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