Finding the Fourth Proportional to 2,810,975,546.76, 3,876,884,374.23 and 2,471,157,440.70
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Solution
The fourth proportional to 2,810,975,546.76, 3,876,884,374.23 and 2,471,157,440.70 is: 3,408,208,825.99
Step by Step Solution
- Step 1: Write the proportion equation
2,810,975,546.76 : 3,876,884,374.23 = 2,471,157,440.70 : x - Step 2: Convert to fraction form
2,810,975,546.76/3,876,884,374.23 = 2,471,157,440.70/x - Step 3: Cross multiply
2,810,975,546.76x = 3,876,884,374.23 × 2,471,157,440.70 - Step 4: Simplify right side
2,810,975,546.76x = 9,580,391,668,112,027,648 - Step 5: Solve for x
x = 9,580,391,668,112,027,648/2,810,975,546.76 - Step 6: Final answer
x = 3,408,208,825.99
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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.