Finding the Fourth Proportional to 118,321,293.26, 178,289,568.88 and 97,228,399.97
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Solution
The fourth proportional to 118,321,293.26, 178,289,568.88 and 97,228,399.97 is: 146,506,254.59
Step by Step Solution
- Step 1: Write the proportion equation
118,321,293.26 : 178,289,568.88 = 97,228,399.97 : x - Step 2: Convert to fraction form
118,321,293.26/178,289,568.88 = 97,228,399.97/x - Step 3: Cross multiply
118,321,293.26x = 178,289,568.88 × 97,228,399.97 - Step 4: Simplify right side
118,321,293.26x = 17,334,809,513,746,156 - Step 5: Solve for x
x = 17,334,809,513,746,156/118,321,293.26 - Step 6: Final answer
x = 146,506,254.59
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.