Finding the Fourth Proportional to 1,833,702,950.40, 2,750,554,425.60 and 1,253,227,660.80
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Solution
The fourth proportional to 1,833,702,950.40, 2,750,554,425.60 and 1,253,227,660.80 is: 1,879,841,491.20
Step by Step Solution
- Step 1: Write the proportion equation
1,833,702,950.40 : 2,750,554,425.60 = 1,253,227,660.80 : x - Step 2: Convert to fraction form
1,833,702,950.40/2,750,554,425.60 = 1,253,227,660.80/x - Step 3: Cross multiply
1,833,702,950.40x = 2,750,554,425.60 × 1,253,227,660.80 - Step 4: Simplify right side
1,833,702,950.40x = 3,447,070,888,697,775,616 - Step 5: Solve for x
x = 3,447,070,888,697,775,616/1,833,702,950.40 - Step 6: Final answer
x = 1,879,841,491.20
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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.