Finding the Fourth Proportional to 3,761,302,758.76, 5,190,289,276.85 and 2,214,326,944.62
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Solution
The fourth proportional to 3,761,302,758.76, 5,190,289,276.85 and 2,214,326,944.62 is: 3,055,589,547.88
Step by Step Solution
- Step 1: Write the proportion equation
3,761,302,758.76 : 5,190,289,276.85 = 2,214,326,944.62 : x - Step 2: Convert to fraction form
3,761,302,758.76/5,190,289,276.85 = 2,214,326,944.62/x - Step 3: Cross multiply
3,761,302,758.76x = 5,190,289,276.85 × 2,214,326,944.62 - Step 4: Simplify right side
3,761,302,758.76x = 11,492,997,396,098,994,176 - Step 5: Solve for x
x = 11,492,997,396,098,994,176/3,761,302,758.76 - Step 6: Final answer
x = 3,055,589,547.88
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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.