Finding the Fourth Proportional to 68,154,976,964.76, 102,232,465,454.17 and 22,775,685,120.71
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Solution
The fourth proportional to 68,154,976,964.76, 102,232,465,454.17 and 22,775,685,120.71 is: 34,163,527,683.41
Step by Step Solution
- Step 1: Write the proportion equation
68,154,976,964.76 : 102,232,465,454.17 = 22,775,685,120.71 : x - Step 2: Convert to fraction form
68,154,976,964.76/102,232,465,454.17 = 22,775,685,120.71/x - Step 3: Cross multiply
68,154,976,964.76x = 102,232,465,454.17 × 22,775,685,120.71 - Step 4: Simplify right side
68,154,976,964.76x = 2,328,414,442,297,527,631,872 - Step 5: Solve for x
x = 2,328,414,442,297,527,631,872/68,154,976,964.76 - Step 6: Final answer
x = 34,163,527,683.41
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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.