Finding the Fourth Proportional to 170,753,747.73, 235,640,122.16 and 92,437,243.17
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Solution
The fourth proportional to 170,753,747.73, 235,640,122.16 and 92,437,243.17 is: 127,563,368.66
Step by Step Solution
- Step 1: Write the proportion equation
170,753,747.73 : 235,640,122.16 = 92,437,243.17 : x - Step 2: Convert to fraction form
170,753,747.73/235,640,122.16 = 92,437,243.17/x - Step 3: Cross multiply
170,753,747.73x = 235,640,122.16 × 92,437,243.17 - Step 4: Simplify right side
170,753,747.73x = 21,781,923,272,250,240 - Step 5: Solve for x
x = 21,781,923,272,250,240/170,753,747.73 - Step 6: Final answer
x = 127,563,368.66
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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.