Finding the Fourth Proportional to 122,414,936.10, 183,622,404.15 and 106,471,706.10
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Solution
The fourth proportional to 122,414,936.10, 183,622,404.15 and 106,471,706.10 is: 159,707,559.15
Step by Step Solution
- Step 1: Write the proportion equation
122,414,936.10 : 183,622,404.15 = 106,471,706.10 : x - Step 2: Convert to fraction form
122,414,936.10/183,622,404.15 = 106,471,706.10/x - Step 3: Cross multiply
122,414,936.10x = 183,622,404.15 × 106,471,706.10 - Step 4: Simplify right side
122,414,936.10x = 19,550,590,648,034,220 - Step 5: Solve for x
x = 19,550,590,648,034,220/122,414,936.10 - Step 6: Final answer
x = 159,707,559.15
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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.