Finding the Fourth Proportional to 4,997,159,293.20, 6,896,080,478.28 and 2,769,635,291.28
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Solution
The fourth proportional to 4,997,159,293.20, 6,896,080,478.28 and 2,769,635,291.28 is: 3,822,097,064.25
Step by Step Solution
- Step 1: Write the proportion equation
4,997,159,293.20 : 6,896,080,478.28 = 2,769,635,291.28 : x - Step 2: Convert to fraction form
4,997,159,293.20/6,896,080,478.28 = 2,769,635,291.28/x - Step 3: Cross multiply
4,997,159,293.20x = 6,896,080,478.28 × 2,769,635,291.28 - Step 4: Simplify right side
4,997,159,293.20x = 19,099,627,864,151,351,296 - Step 5: Solve for x
x = 19,099,627,864,151,351,296/4,997,159,293.20 - Step 6: Final answer
x = 3,822,097,064.25
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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.