Finding the Fourth Proportional to 55,075,612,958.24, 82,630,279,543.26 and 28,203,207,423.08
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Solution
The fourth proportional to 55,075,612,958.24, 82,630,279,543.26 and 28,203,207,423.08 is: 42,313,444,884.45
Step by Step Solution
- Step 1: Write the proportion equation
55,075,612,958.24 : 82,630,279,543.26 = 28,203,207,423.08 : x - Step 2: Convert to fraction form
55,075,612,958.24/82,630,279,543.26 = 28,203,207,423.08/x - Step 3: Cross multiply
55,075,612,958.24x = 82,630,279,543.26 × 28,203,207,423.08 - Step 4: Simplify right side
55,075,612,958.24x = 2,330,438,913,385,645,998,080 - Step 5: Solve for x
x = 2,330,438,913,385,645,998,080/55,075,612,958.24 - Step 6: Final answer
x = 42,313,444,884.45
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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.