Finding the Fourth Proportional to 5,406,613,454.05, 8,112,250,752.12 and 2,918,980,465.17
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Solution
The fourth proportional to 5,406,613,454.05, 8,112,250,752.12 and 2,918,980,465.17 is: 4,379,728,951.44
Step by Step Solution
- Step 1: Write the proportion equation
5,406,613,454.05 : 8,112,250,752.12 = 2,918,980,465.17 : x - Step 2: Convert to fraction form
5,406,613,454.05/8,112,250,752.12 = 2,918,980,465.17/x - Step 3: Cross multiply
5,406,613,454.05x = 8,112,250,752.12 × 2,918,980,465.17 - Step 4: Simplify right side
5,406,613,454.05x = 23,679,501,473,957,228,544 - Step 5: Solve for x
x = 23,679,501,473,957,228,544/5,406,613,454.05 - Step 6: Final answer
x = 4,379,728,951.44
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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.