Finding the Fourth Proportional to 1,883,132,598.20, 2,599,082,778.96 and 1,246,930,963.44
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Solution
The fourth proportional to 1,883,132,598.20, 2,599,082,778.96 and 1,246,930,963.44 is: 1,721,002,969.59
Step by Step Solution
- Step 1: Write the proportion equation
1,883,132,598.20 : 2,599,082,778.96 = 1,246,930,963.44 : x - Step 2: Convert to fraction form
1,883,132,598.20/2,599,082,778.96 = 1,246,930,963.44/x - Step 3: Cross multiply
1,883,132,598.20x = 2,599,082,778.96 × 1,246,930,963.44 - Step 4: Simplify right side
1,883,132,598.20x = 3,240,876,793,628,905,472 - Step 5: Solve for x
x = 3,240,876,793,628,905,472/1,883,132,598.20 - Step 6: Final answer
x = 1,721,002,969.59
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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.