Finding the Fourth Proportional to 373,313,607.20, 559,970,410.80 and 349,425,735.20
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Solution
The fourth proportional to 373,313,607.20, 559,970,410.80 and 349,425,735.20 is: 524,138,602.80
Step by Step Solution
- Step 1: Write the proportion equation
373,313,607.20 : 559,970,410.80 = 349,425,735.20 : x - Step 2: Convert to fraction form
373,313,607.20/559,970,410.80 = 349,425,735.20/x - Step 3: Cross multiply
373,313,607.20x = 559,970,410.80 × 349,425,735.20 - Step 4: Simplify right side
373,313,607.20x = 195,668,072,484,036,000 - Step 5: Solve for x
x = 195,668,072,484,036,000/373,313,607.20 - Step 6: Final answer
x = 524,138,602.80
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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.