Finding the Fourth Proportional to 226,362,369.68, 339,543,130.73 and 70,928,076.88
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Solution
The fourth proportional to 226,362,369.68, 339,543,130.73 and 70,928,076.88 is: 106,391,982.53
Step by Step Solution
- Step 1: Write the proportion equation
226,362,369.68 : 339,543,130.73 = 70,928,076.88 : x - Step 2: Convert to fraction form
226,362,369.68/339,543,130.73 = 70,928,076.88/x - Step 3: Cross multiply
226,362,369.68x = 339,543,130.73 × 70,928,076.88 - Step 4: Simplify right side
226,362,369.68x = 24,083,141,281,239,852 - Step 5: Solve for x
x = 24,083,141,281,239,852/226,362,369.68 - Step 6: Final answer
x = 106,391,982.53
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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.