Finding the Fourth Proportional to 178,232,293.91, 245,928,043.76 and 102,851,121.67
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Solution
The fourth proportional to 178,232,293.91, 245,928,043.76 and 102,851,121.67 is: 141,915,780.78
Step by Step Solution
- Step 1: Write the proportion equation
178,232,293.91 : 245,928,043.76 = 102,851,121.67 : x - Step 2: Convert to fraction form
178,232,293.91/245,928,043.76 = 102,851,121.67/x - Step 3: Cross multiply
178,232,293.91x = 245,928,043.76 × 102,851,121.67 - Step 4: Simplify right side
178,232,293.91x = 25,293,975,150,824,844 - Step 5: Solve for x
x = 25,293,975,150,824,844/178,232,293.91 - Step 6: Final answer
x = 141,915,780.78
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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.