Finding the Fourth Proportional to 238,244,554.29, 328,785,469.29 and 132,402,430.81
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Solution
The fourth proportional to 238,244,554.29, 328,785,469.29 and 132,402,430.81 is: 182,719,791.76
Step by Step Solution
- Step 1: Write the proportion equation
238,244,554.29 : 328,785,469.29 = 132,402,430.81 : x - Step 2: Convert to fraction form
238,244,554.29/328,785,469.29 = 132,402,430.81/x - Step 3: Cross multiply
238,244,554.29x = 328,785,469.29 × 132,402,430.81 - Step 4: Simplify right side
238,244,554.29x = 43,531,995,348,180,648 - Step 5: Solve for x
x = 43,531,995,348,180,648/238,244,554.29 - Step 6: Final answer
x = 182,719,791.76
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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.