Finding the Fourth Proportional to 7,465,248,416.20, 11,197,872,624.30 and 2,556,290,720.20
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Solution
The fourth proportional to 7,465,248,416.20, 11,197,872,624.30 and 2,556,290,720.20 is: 3,834,436,080.30
Step by Step Solution
- Step 1: Write the proportion equation
7,465,248,416.20 : 11,197,872,624.30 = 2,556,290,720.20 : x - Step 2: Convert to fraction form
7,465,248,416.20/11,197,872,624.30 = 2,556,290,720.20/x - Step 3: Cross multiply
7,465,248,416.20x = 11,197,872,624.30 × 2,556,290,720.20 - Step 4: Simplify right side
7,465,248,416.20x = 28,625,017,875,479,707,648 - Step 5: Solve for x
x = 28,625,017,875,479,707,648/7,465,248,416.20 - Step 6: Final answer
x = 3,834,436,080.30
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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.