Finding the Fourth Proportional to 479,260,425,588, 661,400,177,283.24 and 265,404,315,660
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Solution
The fourth proportional to 479,260,425,588, 661,400,177,283.24 and 265,404,315,660 is: 366,269,468,658.70
Step by Step Solution
- Step 1: Write the proportion equation
479,260,425,588 : 661,400,177,283.24 = 265,404,315,660 : x - Step 2: Convert to fraction form
479,260,425,588/661,400,177,283.24 = 265,404,315,660/x - Step 3: Cross multiply
479,260,425,588x = 661,400,177,283.24 × 265,404,315,660 - Step 4: Simplify right side
479,260,425,588x = 175,538,461,429,260,993,167,360 - Step 5: Solve for x
x = 175,538,461,429,260,993,167,360/479,260,425,588 - Step 6: Final answer
x = 366,269,468,658.70
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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.