Finding the Fourth Proportional to 373,313,357.70, 559,970,036.55 and 349,425,485.70
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Solution
The fourth proportional to 373,313,357.70, 559,970,036.55 and 349,425,485.70 is: 524,138,228.55
Step by Step Solution
- Step 1: Write the proportion equation
373,313,357.70 : 559,970,036.55 = 349,425,485.70 : x - Step 2: Convert to fraction form
373,313,357.70/559,970,036.55 = 349,425,485.70/x - Step 3: Cross multiply
373,313,357.70x = 559,970,036.55 × 349,425,485.70 - Step 4: Simplify right side
373,313,357.70x = 195,667,801,998,930,464 - Step 5: Solve for x
x = 195,667,801,998,930,464/373,313,357.70 - Step 6: Final answer
x = 524,138,228.55
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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.