Finding the Fourth Proportional to 73,352,128.22, 101,228,363.88 and 40,313,548.44
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Solution
The fourth proportional to 73,352,128.22, 101,228,363.88 and 40,313,548.44 is: 55,634,030.67
Step by Step Solution
- Step 1: Write the proportion equation
73,352,128.22 : 101,228,363.88 = 40,313,548.44 : x - Step 2: Convert to fraction form
73,352,128.22/101,228,363.88 = 40,313,548.44/x - Step 3: Cross multiply
73,352,128.22x = 101,228,363.88 × 40,313,548.44 - Step 4: Simplify right side
73,352,128.22x = 4,080,874,550,778,326 - Step 5: Solve for x
x = 4,080,874,550,778,326/73,352,128.22 - Step 6: Final answer
x = 55,634,030.67
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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.