Finding the Fourth Proportional to 73,352,123.22, 101,228,356.98 and 40,313,543.44
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Solution
The fourth proportional to 73,352,123.22, 101,228,356.98 and 40,313,543.44 is: 55,634,023.77
Step by Step Solution
- Step 1: Write the proportion equation
73,352,123.22 : 101,228,356.98 = 40,313,543.44 : x - Step 2: Convert to fraction form
73,352,123.22/101,228,356.98 = 40,313,543.44/x - Step 3: Cross multiply
73,352,123.22x = 101,228,356.98 × 40,313,543.44 - Step 4: Simplify right side
73,352,123.22x = 4,080,873,766,473,057 - Step 5: Solve for x
x = 4,080,873,766,473,057/73,352,123.22 - Step 6: Final answer
x = 55,634,023.77
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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.