Finding the Fourth Proportional to 194,633,683.26, 268,565,590.53 and 118,212,172.62
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Solution
The fourth proportional to 194,633,683.26, 268,565,590.53 and 118,212,172.62 is: 163,115,250.23
Step by Step Solution
- Step 1: Write the proportion equation
194,633,683.26 : 268,565,590.53 = 118,212,172.62 : x - Step 2: Convert to fraction form
194,633,683.26/268,565,590.53 = 118,212,172.62/x - Step 3: Cross multiply
194,633,683.26x = 268,565,590.53 × 118,212,172.62 - Step 4: Simplify right side
194,633,683.26x = 31,747,721,947,604,948 - Step 5: Solve for x
x = 31,747,721,947,604,948/194,633,683.26 - Step 6: Final answer
x = 163,115,250.23
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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.