Finding the Fourth Proportional to 216,301,178.05, 324,451,770.83 and 52,537,831.12
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Solution
The fourth proportional to 216,301,178.05, 324,451,770.83 and 52,537,831.12 is: 78,806,747.59
Step by Step Solution
- Step 1: Write the proportion equation
216,301,178.05 : 324,451,770.83 = 52,537,831.12 : x - Step 2: Convert to fraction form
216,301,178.05/324,451,770.83 = 52,537,831.12/x - Step 3: Cross multiply
216,301,178.05x = 324,451,770.83 × 52,537,831.12 - Step 4: Simplify right side
216,301,178.05x = 17,045,992,341,558,986 - Step 5: Solve for x
x = 17,045,992,341,558,986/216,301,178.05 - Step 6: Final answer
x = 78,806,747.59
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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.