Finding the Fourth Proportional to 235,248,335.40, 329,687,791.80 and 235,248,335.40
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Solution
The fourth proportional to 235,248,335.40, 329,687,791.80 and 235,248,335.40 is: 329,687,791.80
Step by Step Solution
- Step 1: Write the proportion equation
235,248,335.40 : 329,687,791.80 = 235,248,335.40 : x - Step 2: Convert to fraction form
235,248,335.40/329,687,791.80 = 235,248,335.40/x - Step 3: Cross multiply
235,248,335.40x = 329,687,791.80 × 235,248,335.40 - Step 4: Simplify right side
235,248,335.40x = 77,558,504,222,651,776 - Step 5: Solve for x
x = 77,558,504,222,651,776/235,248,335.40 - Step 6: Final answer
x = 329,687,791.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.