Finding the Fourth Proportional to 8,878,595,290.08, 13,313,912,441.56 and 5,290,714,535.12
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Solution
The fourth proportional to 8,878,595,290.08, 13,313,912,441.56 and 5,290,714,535.12 is: 7,933,699,844.68
Step by Step Solution
- Step 1: Write the proportion equation
8,878,595,290.08 : 13,313,912,441.56 = 5,290,714,535.12 : x - Step 2: Convert to fraction form
8,878,595,290.08/13,313,912,441.56 = 5,290,714,535.12/x - Step 3: Cross multiply
8,878,595,290.08x = 13,313,912,441.56 × 5,290,714,535.12 - Step 4: Simplify right side
8,878,595,290.08x = 70,440,110,073,876,496,384 - Step 5: Solve for x
x = 70,440,110,073,876,496,384/8,878,595,290.08 - Step 6: Final answer
x = 7,933,699,844.68
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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.