Finding the Fourth Proportional to 995,266,227.26, 1,373,467,984.50 and 555,233,079.26
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Solution
The fourth proportional to 995,266,227.26, 1,373,467,984.50 and 555,233,079.26 is: 766,221,979.02
Step by Step Solution
- Step 1: Write the proportion equation
995,266,227.26 : 1,373,467,984.50 = 555,233,079.26 : x - Step 2: Convert to fraction form
995,266,227.26/1,373,467,984.50 = 555,233,079.26/x - Step 3: Cross multiply
995,266,227.26x = 1,373,467,984.50 × 555,233,079.26 - Step 4: Simplify right side
995,266,227.26x = 762,594,858,298,960,896 - Step 5: Solve for x
x = 762,594,858,298,960,896/995,266,227.26 - Step 6: Final answer
x = 766,221,979.02
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1.5x scale
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.