Finding the Fourth Proportional to 738,214,995.87, 1,107,564,964.20 and 301,882,670.10
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Solution
The fourth proportional to 738,214,995.87, 1,107,564,964.20 and 301,882,670.10 is: 452,923,160.02
Step by Step Solution
- Step 1: Write the proportion equation
738,214,995.87 : 1,107,564,964.20 = 301,882,670.10 : x - Step 2: Convert to fraction form
738,214,995.87/1,107,564,964.20 = 301,882,670.10/x - Step 3: Cross multiply
738,214,995.87x = 1,107,564,964.20 × 301,882,670.10 - Step 4: Simplify right side
738,214,995.87x = 334,354,668,701,906,944 - Step 5: Solve for x
x = 334,354,668,701,906,944/738,214,995.87 - Step 6: Final answer
x = 452,923,160.02
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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.