Finding the Fourth Proportional to 83,755,517.08, 115,580,956 and 46,584,997.78
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Solution
The fourth proportional to 83,755,517.08, 115,580,956 and 46,584,997.78 is: 64,286,374.99
Step by Step Solution
- Step 1: Write the proportion equation
83,755,517.08 : 115,580,956 = 46,584,997.78 : x - Step 2: Convert to fraction form
83,755,517.08/115,580,956 = 46,584,997.78/x - Step 3: Cross multiply
83,755,517.08x = 115,580,956 × 46,584,997.78 - Step 4: Simplify right side
83,755,517.08x = 5,384,338,578,670,278 - Step 5: Solve for x
x = 5,384,338,578,670,278/83,755,517.08 - Step 6: Final answer
x = 64,286,374.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.