Finding the Fourth Proportional to 79,925,723.91, 119,936,414.88 and 34,487,518.41
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Solution
The fourth proportional to 79,925,723.91, 119,936,414.88 and 34,487,518.41 is: 51,751,915.58
Step by Step Solution
- Step 1: Write the proportion equation
79,925,723.91 : 119,936,414.88 = 34,487,518.41 : x - Step 2: Convert to fraction form
79,925,723.91/119,936,414.88 = 34,487,518.41/x - Step 3: Cross multiply
79,925,723.91x = 119,936,414.88 × 34,487,518.41 - Step 4: Simplify right side
79,925,723.91x = 4,136,309,316,203,397.50 - Step 5: Solve for x
x = 4,136,309,316,203,397.50/79,925,723.91 - Step 6: Final answer
x = 51,751,915.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.