Finding the Fourth Proportional to 2,406,447,115.80, 3,609,670,673.70 and 1,244,185,648.80
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Solution
The fourth proportional to 2,406,447,115.80, 3,609,670,673.70 and 1,244,185,648.80 is: 1,866,278,473.20
Step by Step Solution
- Step 1: Write the proportion equation
2,406,447,115.80 : 3,609,670,673.70 = 1,244,185,648.80 : x - Step 2: Convert to fraction form
2,406,447,115.80/3,609,670,673.70 = 1,244,185,648.80/x - Step 3: Cross multiply
2,406,447,115.80x = 3,609,670,673.70 × 1,244,185,648.80 - Step 4: Simplify right side
2,406,447,115.80x = 4,491,100,449,111,767,040 - Step 5: Solve for x
x = 4,491,100,449,111,767,040/2,406,447,115.80 - Step 6: Final answer
x = 1,866,278,473.20
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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.