Finding the Fourth Proportional to 119,848,318.84, 165,343,622.14 and 69,603,984.37
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Solution
The fourth proportional to 119,848,318.84, 165,343,622.14 and 69,603,984.37 is: 96,026,168.76
Step by Step Solution
- Step 1: Write the proportion equation
119,848,318.84 : 165,343,622.14 = 69,603,984.37 : x - Step 2: Convert to fraction form
119,848,318.84/165,343,622.14 = 69,603,984.37/x - Step 3: Cross multiply
119,848,318.84x = 165,343,622.14 × 69,603,984.37 - Step 4: Simplify right side
119,848,318.84x = 11,508,574,890,084,198 - Step 5: Solve for x
x = 11,508,574,890,084,198/119,848,318.84 - Step 6: Final answer
x = 96,026,168.76
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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.