Finding the Fourth Proportional to 2,327,182,423.20, 3,211,579,879.19 and 1,269,978,538.14
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Solution
The fourth proportional to 2,327,182,423.20, 3,211,579,879.19 and 1,269,978,538.14 is: 1,752,607,565.02
Step by Step Solution
- Step 1: Write the proportion equation
2,327,182,423.20 : 3,211,579,879.19 = 1,269,978,538.14 : x - Step 2: Convert to fraction form
2,327,182,423.20/3,211,579,879.19 = 1,269,978,538.14/x - Step 3: Cross multiply
2,327,182,423.20x = 3,211,579,879.19 × 1,269,978,538.14 - Step 4: Simplify right side
2,327,182,423.20x = 4,078,637,520,071,145,984 - Step 5: Solve for x
x = 4,078,637,520,071,145,984/2,327,182,423.20 - Step 6: Final answer
x = 1,752,607,565.02
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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.