Finding the Fourth Proportional to 87,675,255,924.58, 120,991,853,183.34 and 47,577,235,313.08
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Solution
The fourth proportional to 87,675,255,924.58, 120,991,853,183.34 and 47,577,235,313.08 is: 65,656,584,736.08
Step by Step Solution
- Step 1: Write the proportion equation
87,675,255,924.58 : 120,991,853,183.34 = 47,577,235,313.08 : x - Step 2: Convert to fraction form
87,675,255,924.58/120,991,853,183.34 = 47,577,235,313.08/x - Step 3: Cross multiply
87,675,255,924.58x = 120,991,853,183.34 × 47,577,235,313.08 - Step 4: Simplify right side
87,675,255,924.58x = 5,756,457,869,869,394,690,048 - Step 5: Solve for x
x = 5,756,457,869,869,394,690,048/87,675,255,924.58 - Step 6: Final answer
x = 65,656,584,736.08
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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.