Finding the Fourth Proportional to 346,624,112.36, 478,390,325.30 and 214,507,658.23
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Solution
The fourth proportional to 346,624,112.36, 478,390,325.30 and 214,507,658.23 is: 296,050,923.00
Step by Step Solution
- Step 1: Write the proportion equation
346,624,112.36 : 478,390,325.30 = 214,507,658.23 : x - Step 2: Convert to fraction form
346,624,112.36/478,390,325.30 = 214,507,658.23/x - Step 3: Cross multiply
346,624,112.36x = 478,390,325.30 × 214,507,658.23 - Step 4: Simplify right side
346,624,112.36x = 102,618,388,398,526,800 - Step 5: Solve for x
x = 102,618,388,398,526,800/346,624,112.36 - Step 6: Final answer
x = 296,050,923.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.