Finding the Fourth Proportional to 73,352,122.22, 101,228,355.60 and 40,313,542.44
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Solution
The fourth proportional to 73,352,122.22, 101,228,355.60 and 40,313,542.44 is: 55,634,022.39
Step by Step Solution
- Step 1: Write the proportion equation
73,352,122.22 : 101,228,355.60 = 40,313,542.44 : x - Step 2: Convert to fraction form
73,352,122.22/101,228,355.60 = 40,313,542.44/x - Step 3: Cross multiply
73,352,122.22x = 101,228,355.60 × 40,313,542.44 - Step 4: Simplify right side
73,352,122.22x = 4,080,873,609,612,011 - Step 5: Solve for x
x = 4,080,873,609,612,011/73,352,122.22 - Step 6: Final answer
x = 55,634,022.39
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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.