Finding the Fourth Proportional to 187,383,273,808.44, 258,588,917,855.62 and 107,187,232,585.44
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Solution
The fourth proportional to 187,383,273,808.44, 258,588,917,855.62 and 107,187,232,585.44 is: 147,918,380,967.89
Step by Step Solution
- Step 1: Write the proportion equation
187,383,273,808.44 : 258,588,917,855.62 = 107,187,232,585.44 : x - Step 2: Convert to fraction form
187,383,273,808.44/258,588,917,855.62 = 107,187,232,585.44/x - Step 3: Cross multiply
187,383,273,808.44x = 258,588,917,855.62 × 107,187,232,585.44 - Step 4: Simplify right side
187,383,273,808.44x = 27,717,430,482,207,577,735,168 - Step 5: Solve for x
x = 27,717,430,482,207,577,735,168/187,383,273,808.44 - Step 6: Final answer
x = 147,918,380,967.89
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1.5x scale
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.