Finding the Fourth Proportional to 6,489,223,677.55, 9,733,729,146.11 and 2,067,583,039.12
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Solution
The fourth proportional to 6,489,223,677.55, 9,733,729,146.11 and 2,067,583,039.12 is: 3,101,340,667.22
Step by Step Solution
- Step 1: Write the proportion equation
6,489,223,677.55 : 9,733,729,146.11 = 2,067,583,039.12 : x - Step 2: Convert to fraction form
6,489,223,677.55/9,733,729,146.11 = 2,067,583,039.12/x - Step 3: Cross multiply
6,489,223,677.55x = 9,733,729,146.11 × 2,067,583,039.12 - Step 4: Simplify right side
6,489,223,677.55x = 20,125,293,289,885,036,544 - Step 5: Solve for x
x = 20,125,293,289,885,036,544/6,489,223,677.55 - Step 6: Final answer
x = 3,101,340,667.22
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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.