Finding the Fourth Proportional to 317,853,535,583.64, 476,387,703,049.86 and 272,768,121,877.08
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Solution
The fourth proportional to 317,853,535,583.64, 476,387,703,049.86 and 272,768,121,877.08 is: 408,815,270,239.63
Step by Step Solution
- Step 1: Write the proportion equation
317,853,535,583.64 : 476,387,703,049.86 = 272,768,121,877.08 : x - Step 2: Convert to fraction form
317,853,535,583.64/476,387,703,049.86 = 272,768,121,877.08/x - Step 3: Cross multiply
317,853,535,583.64x = 476,387,703,049.86 × 272,768,121,877.08 - Step 4: Simplify right side
317,853,535,583.64x = 129,943,379,046,246,398,296,064 - Step 5: Solve for x
x = 129,943,379,046,246,398,296,064/317,853,535,583.64 - Step 6: Final answer
x = 408,815,270,239.63
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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.