Finding the Fourth Proportional to 151,098,984.70, 226,648,477.05 and 120,865,896.70
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Solution
The fourth proportional to 151,098,984.70, 226,648,477.05 and 120,865,896.70 is: 181,298,845.05
Step by Step Solution
- Step 1: Write the proportion equation
151,098,984.70 : 226,648,477.05 = 120,865,896.70 : x - Step 2: Convert to fraction form
151,098,984.70/226,648,477.05 = 120,865,896.70/x - Step 3: Cross multiply
151,098,984.70x = 226,648,477.05 × 120,865,896.70 - Step 4: Simplify right side
151,098,984.70x = 27,394,071,414,337,624 - Step 5: Solve for x
x = 27,394,071,414,337,624/151,098,984.70 - Step 6: Final answer
x = 181,298,845.05
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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.