Finding the Fourth Proportional to 2,188,918,968.18, 3,286,654,785.90 and 1,894,726,516.62
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Solution
The fourth proportional to 2,188,918,968.18, 3,286,654,785.90 and 1,894,726,516.62 is: 2,844,925,766.71
Step by Step Solution
- Step 1: Write the proportion equation
2,188,918,968.18 : 3,286,654,785.90 = 1,894,726,516.62 : x - Step 2: Convert to fraction form
2,188,918,968.18/3,286,654,785.90 = 1,894,726,516.62/x - Step 3: Cross multiply
2,188,918,968.18x = 3,286,654,785.90 × 1,894,726,516.62 - Step 4: Simplify right side
2,188,918,968.18x = 6,227,311,973,820,759,040 - Step 5: Solve for x
x = 6,227,311,973,820,759,040/2,188,918,968.18 - Step 6: Final answer
x = 2,844,925,766.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.