Finding the Fourth Proportional to 4,138,569,301.38, 6,207,795,491.46 and 1,926,541,798.26
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Solution
The fourth proportional to 4,138,569,301.38, 6,207,795,491.46 and 1,926,541,798.26 is: 2,889,785,483.44
Step by Step Solution
- Step 1: Write the proportion equation
4,138,569,301.38 : 6,207,795,491.46 = 1,926,541,798.26 : x - Step 2: Convert to fraction form
4,138,569,301.38/6,207,795,491.46 = 1,926,541,798.26/x - Step 3: Cross multiply
4,138,569,301.38x = 6,207,795,491.46 × 1,926,541,798.26 - Step 4: Simplify right side
4,138,569,301.38x = 11,959,577,489,347,667,968 - Step 5: Solve for x
x = 11,959,577,489,347,667,968/4,138,569,301.38 - Step 6: Final answer
x = 2,889,785,483.44
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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.