Finding the Fourth Proportional to 3,556,251,442.95, 5,332,309,442.97 and 1,345,631,926.32
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Solution
The fourth proportional to 3,556,251,442.95, 5,332,309,442.97 and 1,345,631,926.32 is: 2,017,665,494.86
Step by Step Solution
- Step 1: Write the proportion equation
3,556,251,442.95 : 5,332,309,442.97 = 1,345,631,926.32 : x - Step 2: Convert to fraction form
3,556,251,442.95/5,332,309,442.97 = 1,345,631,926.32/x - Step 3: Cross multiply
3,556,251,442.95x = 5,332,309,442.97 × 1,345,631,926.32 - Step 4: Simplify right side
3,556,251,442.95x = 7,175,325,827,478,047,744 - Step 5: Solve for x
x = 7,175,325,827,478,047,744/3,556,251,442.95 - Step 6: Final answer
x = 2,017,665,494.86
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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.