Finding the Fourth Proportional to 171,013,197.64, 235,991,890.25 and 92,695,069.62
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Solution
The fourth proportional to 171,013,197.64, 235,991,890.25 and 92,695,069.62 is: 127,915,769.06
Step by Step Solution
- Step 1: Write the proportion equation
171,013,197.64 : 235,991,890.25 = 92,695,069.62 : x - Step 2: Convert to fraction form
171,013,197.64/235,991,890.25 = 92,695,069.62/x - Step 3: Cross multiply
171,013,197.64x = 235,991,890.25 × 92,695,069.62 - Step 4: Simplify right side
171,013,197.64x = 21,875,284,695,425,696 - Step 5: Solve for x
x = 21,875,284,695,425,696/171,013,197.64 - Step 6: Final answer
x = 127,915,769.06
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.