Finding the Fourth Proportional to 135,694,973.90, 187,258,922.25 and 73,815,164.84
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Solution
The fourth proportional to 135,694,973.90, 187,258,922.25 and 73,815,164.84 is: 101,864,850.38
Step by Step Solution
- Step 1: Write the proportion equation
135,694,973.90 : 187,258,922.25 = 73,815,164.84 : x - Step 2: Convert to fraction form
135,694,973.90/187,258,922.25 = 73,815,164.84/x - Step 3: Cross multiply
135,694,973.90x = 187,258,922.25 × 73,815,164.84 - Step 4: Simplify right side
135,694,973.90x = 13,822,548,212,708,198 - Step 5: Solve for x
x = 13,822,548,212,708,198/135,694,973.90 - Step 6: Final answer
x = 101,864,850.38
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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.