Finding the Fourth Proportional to 4,279,246,317.55, 5,902,906,422.64 and 2,668,905,562.54
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Solution
The fourth proportional to 4,279,246,317.55, 5,902,906,422.64 and 2,668,905,562.54 is: 3,681,559,465.72
Step by Step Solution
- Step 1: Write the proportion equation
4,279,246,317.55 : 5,902,906,422.64 = 2,668,905,562.54 : x - Step 2: Convert to fraction form
4,279,246,317.55/5,902,906,422.64 = 2,668,905,562.54/x - Step 3: Cross multiply
4,279,246,317.55x = 5,902,906,422.64 × 2,668,905,562.54 - Step 4: Simplify right side
4,279,246,317.55x = 15,754,299,786,507,472,896 - Step 5: Solve for x
x = 15,754,299,786,507,472,896/4,279,246,317.55 - Step 6: Final answer
x = 3,681,559,465.72
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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.