Finding the Fourth Proportional to 118,568,817.68, 163,642,152.36 and 68,323,260.56
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Solution
The fourth proportional to 118,568,817.68, 163,642,152.36 and 68,323,260.56 is: 94,296,001.53
Step by Step Solution
- Step 1: Write the proportion equation
118,568,817.68 : 163,642,152.36 = 68,323,260.56 : x - Step 2: Convert to fraction form
118,568,817.68/163,642,152.36 = 68,323,260.56/x - Step 3: Cross multiply
118,568,817.68x = 163,642,152.36 × 68,323,260.56 - Step 4: Simplify right side
118,568,817.68x = 11,180,565,413,473,290 - Step 5: Solve for x
x = 11,180,565,413,473,290/118,568,817.68 - Step 6: Final answer
x = 94,296,001.53
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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.