Finding the Fourth Proportional to 181,753,642,162.80, 272,630,463,244.20 and 87,610,463,335.80
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Solution
The fourth proportional to 181,753,642,162.80, 272,630,463,244.20 and 87,610,463,335.80 is: 131,415,695,003.70
Step by Step Solution
- Step 1: Write the proportion equation
181,753,642,162.80 : 272,630,463,244.20 = 87,610,463,335.80 : x - Step 2: Convert to fraction form
181,753,642,162.80/272,630,463,244.20 = 87,610,463,335.80/x - Step 3: Cross multiply
181,753,642,162.80x = 272,630,463,244.20 × 87,610,463,335.80 - Step 4: Simplify right side
181,753,642,162.80x = 23,885,281,204,278,153,707,520 - Step 5: Solve for x
x = 23,885,281,204,278,153,707,520/181,753,642,162.80 - Step 6: Final answer
x = 131,415,695,003.70
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1.5x scale
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.