Finding the Fourth Proportional to 245,814,341.22, 339,219,831.69 and 134,302,786.97
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Solution
The fourth proportional to 245,814,341.22, 339,219,831.69 and 134,302,786.97 is: 185,335,682.87
Step by Step Solution
- Step 1: Write the proportion equation
245,814,341.22 : 339,219,831.69 = 134,302,786.97 : x - Step 2: Convert to fraction form
245,814,341.22/339,219,831.69 = 134,302,786.97/x - Step 3: Cross multiply
245,814,341.22x = 339,219,831.69 × 134,302,786.97 - Step 4: Simplify right side
245,814,341.22x = 45,558,168,789,765,224 - Step 5: Solve for x
x = 45,558,168,789,765,224/245,814,341.22 - Step 6: Final answer
x = 185,335,682.87
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.