Finding the Fourth Proportional to 170,684,049.91, 255,922,398.84 and 66,928,955.13
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Solution
The fourth proportional to 170,684,049.91, 255,922,398.84 and 66,928,955.13 is: 100,352,779.06
Step by Step Solution
- Step 1: Write the proportion equation
170,684,049.91 : 255,922,398.84 = 66,928,955.13 : x - Step 2: Convert to fraction form
170,684,049.91/255,922,398.84 = 66,928,955.13/x - Step 3: Cross multiply
170,684,049.91x = 255,922,398.84 × 66,928,955.13 - Step 4: Simplify right side
170,684,049.91x = 17,128,618,748,724,324 - Step 5: Solve for x
x = 17,128,618,748,724,324/170,684,049.91 - Step 6: Final answer
x = 100,352,779.06
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.