Finding the Fourth Proportional to 326,266,529.58, 450,290,808.99 and 195,894,735.66
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Solution
The fourth proportional to 326,266,529.58, 450,290,808.99 and 195,894,735.66 is: 270,360,551.88
Step by Step Solution
- Step 1: Write the proportion equation
326,266,529.58 : 450,290,808.99 = 195,894,735.66 : x - Step 2: Convert to fraction form
326,266,529.58/450,290,808.99 = 195,894,735.66/x - Step 3: Cross multiply
326,266,529.58x = 450,290,808.99 × 195,894,735.66 - Step 4: Simplify right side
326,266,529.58x = 88,209,598,997,223,600 - Step 5: Solve for x
x = 88,209,598,997,223,600/326,266,529.58 - Step 6: Final answer
x = 270,360,551.88
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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.