Finding the Fourth Proportional to 247,896,561.69, 371,413,915.92 and 173,963,539.53
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Solution
The fourth proportional to 247,896,561.69, 371,413,915.92 and 173,963,539.53 is: 260,642,902.84
Step by Step Solution
- Step 1: Write the proportion equation
247,896,561.69 : 371,413,915.92 = 173,963,539.53 : x - Step 2: Convert to fraction form
247,896,561.69/371,413,915.92 = 173,963,539.53/x - Step 3: Cross multiply
247,896,561.69x = 371,413,915.92 × 173,963,539.53 - Step 4: Simplify right side
247,896,561.69x = 64,612,479,444,141,016 - Step 5: Solve for x
x = 64,612,479,444,141,016/247,896,561.69 - Step 6: Final answer
x = 260,642,902.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.