Finding the Fourth Proportional to 3,817,632,840.28, 5,726,664,348.64 and 1,161,775,292.30
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Solution
The fourth proportional to 3,817,632,840.28, 5,726,664,348.64 and 1,161,775,292.30 is: 1,742,728,393.72
Step by Step Solution
- Step 1: Write the proportion equation
3,817,632,840.28 : 5,726,664,348.64 = 1,161,775,292.30 : x - Step 2: Convert to fraction form
3,817,632,840.28/5,726,664,348.64 = 1,161,775,292.30/x - Step 3: Cross multiply
3,817,632,840.28x = 5,726,664,348.64 × 1,161,775,292.30 - Step 4: Simplify right side
3,817,632,840.28x = 6,653,097,147,545,225,216 - Step 5: Solve for x
x = 6,653,097,147,545,225,216/3,817,632,840.28 - Step 6: Final answer
x = 1,742,728,393.72
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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.