Finding the Fourth Proportional to 118,530,660,681.26, 177,830,917,528.52 and 47,748,948,057.26
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Solution
The fourth proportional to 118,530,660,681.26, 177,830,917,528.52 and 47,748,948,057.26 is: 71,637,491,896.53
Step by Step Solution
- Step 1: Write the proportion equation
118,530,660,681.26 : 177,830,917,528.52 = 47,748,948,057.26 : x - Step 2: Convert to fraction form
118,530,660,681.26/177,830,917,528.52 = 47,748,948,057.26/x - Step 3: Cross multiply
118,530,660,681.26x = 177,830,917,528.52 × 47,748,948,057.26 - Step 4: Simplify right side
118,530,660,681.26x = 8,491,239,244,044,187,992,064 - Step 5: Solve for x
x = 8,491,239,244,044,187,992,064/118,530,660,681.26 - Step 6: Final answer
x = 71,637,491,896.53
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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.