Finding the Fourth Proportional to 201,484,736.60, 301,723,220.10 and 161,173,952.60
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Solution
The fourth proportional to 201,484,736.60, 301,723,220.10 and 161,173,952.60 is: 241,357,855.66
Step by Step Solution
- Step 1: Write the proportion equation
201,484,736.60 : 301,723,220.10 = 161,173,952.60 : x - Step 2: Convert to fraction form
201,484,736.60/301,723,220.10 = 161,173,952.60/x - Step 3: Cross multiply
201,484,736.60x = 301,723,220.10 × 161,173,952.60 - Step 4: Simplify right side
201,484,736.60x = 48,629,923,974,716,768 - Step 5: Solve for x
x = 48,629,923,974,716,768/201,484,736.60 - Step 6: Final answer
x = 241,357,855.66
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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.