Finding the Fourth Proportional to 8,742,648,517.98, 13,114,891,316.97 and 2,847,667,175.34
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Solution
The fourth proportional to 8,742,648,517.98, 13,114,891,316.97 and 2,847,667,175.34 is: 4,271,799,951.09
Step by Step Solution
- Step 1: Write the proportion equation
8,742,648,517.98 : 13,114,891,316.97 = 2,847,667,175.34 : x - Step 2: Convert to fraction form
8,742,648,517.98/13,114,891,316.97 = 2,847,667,175.34/x - Step 3: Cross multiply
8,742,648,517.98x = 13,114,891,316.97 × 2,847,667,175.34 - Step 4: Simplify right side
8,742,648,517.98x = 37,346,845,511,487,053,824 - Step 5: Solve for x
x = 37,346,845,511,487,053,824/8,742,648,517.98 - Step 6: Final answer
x = 4,271,799,951.09
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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.