Finding the Fourth Proportional to 171,013,201.84, 235,991,896.04 and 92,695,073.80
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Solution
The fourth proportional to 171,013,201.84, 235,991,896.04 and 92,695,073.80 is: 127,915,774.83
Step by Step Solution
- Step 1: Write the proportion equation
171,013,201.84 : 235,991,896.04 = 92,695,073.80 : x - Step 2: Convert to fraction form
171,013,201.84/235,991,896.04 = 92,695,073.80/x - Step 3: Cross multiply
171,013,201.84x = 235,991,896.04 × 92,695,073.80 - Step 4: Simplify right side
171,013,201.84x = 21,875,286,219,629,728 - Step 5: Solve for x
x = 21,875,286,219,629,728/171,013,201.84 - Step 6: Final answer
x = 127,915,774.83
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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.