Finding the Fourth Proportional to 636,647,791.08, 954,971,605.62 and 176,585,957.88
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Solution
The fourth proportional to 636,647,791.08, 954,971,605.62 and 176,585,957.88 is: 264,878,914.35
Step by Step Solution
- Step 1: Write the proportion equation
636,647,791.08 : 954,971,605.62 = 176,585,957.88 : x - Step 2: Convert to fraction form
636,647,791.08/954,971,605.62 = 176,585,957.88/x - Step 3: Cross multiply
636,647,791.08x = 954,971,605.62 × 176,585,957.88 - Step 4: Simplify right side
636,647,791.08x = 168,634,575,726,609,280 - Step 5: Solve for x
x = 168,634,575,726,609,280/636,647,791.08 - Step 6: Final answer
x = 264,878,914.35
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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.