Finding the Fourth Proportional to 100,922,320.13, 151,388,291.79 and 49,045,116.42
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Solution
The fourth proportional to 100,922,320.13, 151,388,291.79 and 49,045,116.42 is: 73,570,012.92
Step by Step Solution
- Step 1: Write the proportion equation
100,922,320.13 : 151,388,291.79 = 49,045,116.42 : x - Step 2: Convert to fraction form
100,922,320.13/151,388,291.79 = 49,045,116.42/x - Step 3: Cross multiply
100,922,320.13x = 151,388,291.79 × 49,045,116.42 - Step 4: Simplify right side
100,922,320.13x = 7,424,856,395,465,480 - Step 5: Solve for x
x = 7,424,856,395,465,480/100,922,320.13 - Step 6: Final answer
x = 73,570,012.92
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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.