Finding the Fourth Proportional to 95,738,121,231.70, 143,607,181,847.55 and 56,556,039,183.70
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Solution
The fourth proportional to 95,738,121,231.70, 143,607,181,847.55 and 56,556,039,183.70 is: 84,834,058,775.55
Step by Step Solution
- Step 1: Write the proportion equation
95,738,121,231.70 : 143,607,181,847.55 = 56,556,039,183.70 : x - Step 2: Convert to fraction form
95,738,121,231.70/143,607,181,847.55 = 56,556,039,183.70/x - Step 3: Cross multiply
95,738,121,231.70x = 143,607,181,847.55 × 56,556,039,183.70 - Step 4: Simplify right side
95,738,121,231.70x = 8,121,853,403,630,768,488,448 - Step 5: Solve for x
x = 8,121,853,403,630,768,488,448/95,738,121,231.70 - Step 6: Final answer
x = 84,834,058,775.55
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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.