Finding the Fourth Proportional to 170,753,718.52, 235,640,081.70 and 92,437,213.96
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Solution
The fourth proportional to 170,753,718.52, 235,640,081.70 and 92,437,213.96 is: 127,563,328.27
Step by Step Solution
- Step 1: Write the proportion equation
170,753,718.52 : 235,640,081.70 = 92,437,213.96 : x - Step 2: Convert to fraction form
170,753,718.52/235,640,081.70 = 92,437,213.96/x - Step 3: Cross multiply
170,753,718.52x = 235,640,081.70 × 92,437,213.96 - Step 4: Simplify right side
170,753,718.52x = 21,781,912,649,654,776 - Step 5: Solve for x
x = 21,781,912,649,654,776/170,753,718.52 - Step 6: Final answer
x = 127,563,328.27
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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.