Finding the Fourth Proportional to 321,333,940.08, 443,445,358.68 and 174,656,231.28
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Solution
The fourth proportional to 321,333,940.08, 443,445,358.68 and 174,656,231.28 is: 241,028,056.69
Step by Step Solution
- Step 1: Write the proportion equation
321,333,940.08 : 443,445,358.68 = 174,656,231.28 : x - Step 2: Convert to fraction form
321,333,940.08/443,445,358.68 = 174,656,231.28/x - Step 3: Cross multiply
321,333,940.08x = 443,445,358.68 × 174,656,231.28 - Step 4: Simplify right side
321,333,940.08x = 77,450,495,125,656,640 - Step 5: Solve for x
x = 77,450,495,125,656,640/321,333,940.08 - Step 6: Final answer
x = 241,028,056.69
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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.