Finding the Fourth Proportional to 171,428,450.02, 236,574,378.03 and 97,104,442.98
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Solution
The fourth proportional to 171,428,450.02, 236,574,378.03 and 97,104,442.98 is: 134,005,896.93
Step by Step Solution
- Step 1: Write the proportion equation
171,428,450.02 : 236,574,378.03 = 97,104,442.98 : x - Step 2: Convert to fraction form
171,428,450.02/236,574,378.03 = 97,104,442.98/x - Step 3: Cross multiply
171,428,450.02x = 236,574,378.03 × 97,104,442.98 - Step 4: Simplify right side
171,428,450.02x = 22,972,423,203,193,424 - Step 5: Solve for x
x = 22,972,423,203,193,424/171,428,450.02 - Step 6: Final answer
x = 134,005,896.93
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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.