Finding the Fourth Proportional to 7,243,124,247,095.60, 9,995,542,536,218.80 and 3,950,943,821,236
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Solution
The fourth proportional to 7,243,124,247,095.60, 9,995,542,536,218.80 and 3,950,943,821,236 is: 5,452,319,424,067.73
Step by Step Solution
- Step 1: Write the proportion equation
7,243,124,247,095.60 : 9,995,542,536,218.80 = 3,950,943,821,236 : x - Step 2: Convert to fraction form
7,243,124,247,095.60/9,995,542,536,218.80 = 3,950,943,821,236/x - Step 3: Cross multiply
7,243,124,247,095.60x = 9,995,542,536,218.80 × 3,950,943,821,236 - Step 4: Simplify right side
7,243,124,247,095.60x = 39,491,827,023,375,285,354,496,000 - Step 5: Solve for x
x = 39,491,827,023,375,285,354,496,000/7,243,124,247,095.60 - Step 6: Final answer
x = 5,452,319,424,067.73
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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.