Finding the Fourth Proportional to 323,496,374.70, 485,244,562.05 and 201,052,368.30
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Solution
The fourth proportional to 323,496,374.70, 485,244,562.05 and 201,052,368.30 is: 301,578,552.45
Step by Step Solution
- Step 1: Write the proportion equation
323,496,374.70 : 485,244,562.05 = 201,052,368.30 : x - Step 2: Convert to fraction form
323,496,374.70/485,244,562.05 = 201,052,368.30/x - Step 3: Cross multiply
323,496,374.70x = 485,244,562.05 × 201,052,368.30 - Step 4: Simplify right side
323,496,374.70x = 97,559,568,404,848,816 - Step 5: Solve for x
x = 97,559,568,404,848,816/323,496,374.70 - Step 6: Final answer
x = 301,578,552.45
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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.