Finding the Fourth Proportional to 7,465,248,732.20, 11,197,873,098.30 and 2,556,291,036.20
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Solution
The fourth proportional to 7,465,248,732.20, 11,197,873,098.30 and 2,556,291,036.20 is: 3,834,436,554.30
Step by Step Solution
- Step 1: Write the proportion equation
7,465,248,732.20 : 11,197,873,098.30 = 2,556,291,036.20 : x - Step 2: Convert to fraction form
7,465,248,732.20/11,197,873,098.30 = 2,556,291,036.20/x - Step 3: Cross multiply
7,465,248,732.20x = 11,197,873,098.30 × 2,556,291,036.20 - Step 4: Simplify right side
7,465,248,732.20x = 28,625,022,625,689,407,488 - Step 5: Solve for x
x = 28,625,022,625,689,407,488/7,465,248,732.20 - Step 6: Final answer
x = 3,834,436,554.30
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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.