Finding the Fourth Proportional to 564,355,457.24, 846,642,202.61 and 214,574,328.98
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Solution
The fourth proportional to 564,355,457.24, 846,642,202.61 and 214,574,328.98 is: 321,902,942.87
Step by Step Solution
- Step 1: Write the proportion equation
564,355,457.24 : 846,642,202.61 = 214,574,328.98 : x - Step 2: Convert to fraction form
564,355,457.24/846,642,202.61 = 214,574,328.98/x - Step 3: Cross multiply
564,355,457.24x = 846,642,202.61 × 214,574,328.98 - Step 4: Simplify right side
564,355,457.24x = 181,667,682,505,883,872 - Step 5: Solve for x
x = 181,667,682,505,883,872/564,355,457.24 - Step 6: Final answer
x = 321,902,942.87
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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.