Finding the Fourth Proportional to 178,411,323.28, 246,294,132.96 and 119,652,494.44
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Solution
The fourth proportional to 178,411,323.28, 246,294,132.96 and 119,652,494.44 is: 165,178,458.59
Step by Step Solution
- Step 1: Write the proportion equation
178,411,323.28 : 246,294,132.96 = 119,652,494.44 : x - Step 2: Convert to fraction form
178,411,323.28/246,294,132.96 = 119,652,494.44/x - Step 3: Cross multiply
178,411,323.28x = 246,294,132.96 × 119,652,494.44 - Step 4: Simplify right side
178,411,323.28x = 29,469,707,374,601,020 - Step 5: Solve for x
x = 29,469,707,374,601,020/178,411,323.28 - Step 6: Final answer
x = 165,178,458.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.