Finding the Fourth Proportional to 5,240,193,281.13, 7,857,531,820.53 and 3,582,574,614.87
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Solution
The fourth proportional to 5,240,193,281.13, 7,857,531,820.53 and 3,582,574,614.87 is: 5,371,976,285.14
Step by Step Solution
- Step 1: Write the proportion equation
5,240,193,281.13 : 7,857,531,820.53 = 3,582,574,614.87 : x - Step 2: Convert to fraction form
5,240,193,281.13/7,857,531,820.53 = 3,582,574,614.87/x - Step 3: Cross multiply
5,240,193,281.13x = 7,857,531,820.53 × 3,582,574,614.87 - Step 4: Simplify right side
5,240,193,281.13x = 28,150,194,035,764,031,488 - Step 5: Solve for x
x = 28,150,194,035,764,031,488/5,240,193,281.13 - Step 6: Final answer
x = 5,371,976,285.14
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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.