Finding the Fourth Proportional to 2,239,489,375.20, 3,359,234,062.80 and 1,368,776,440.80
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Solution
The fourth proportional to 2,239,489,375.20, 3,359,234,062.80 and 1,368,776,440.80 is: 2,053,164,661.20
Step by Step Solution
- Step 1: Write the proportion equation
2,239,489,375.20 : 3,359,234,062.80 = 1,368,776,440.80 : x - Step 2: Convert to fraction form
2,239,489,375.20/3,359,234,062.80 = 1,368,776,440.80/x - Step 3: Cross multiply
2,239,489,375.20x = 3,359,234,062.80 × 1,368,776,440.80 - Step 4: Simplify right side
2,239,489,375.20x = 4,598,040,444,293,507,584 - Step 5: Solve for x
x = 4,598,040,444,293,507,584/2,239,489,375.20 - Step 6: Final answer
x = 2,053,164,661.20
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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.