Finding the Fourth Proportional to 1,625,127,239.53, 2,433,552,627.84 and 1,070,748,948.97
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Solution
The fourth proportional to 1,625,127,239.53, 2,433,552,627.84 and 1,070,748,948.97 is: 1,603,396,863.42
Step by Step Solution
- Step 1: Write the proportion equation
1,625,127,239.53 : 2,433,552,627.84 = 1,070,748,948.97 : x - Step 2: Convert to fraction form
1,625,127,239.53/2,433,552,627.84 = 1,070,748,948.97/x - Step 3: Cross multiply
1,625,127,239.53x = 2,433,552,627.84 × 1,070,748,948.97 - Step 4: Simplify right side
1,625,127,239.53x = 2,605,723,918,522,861,568 - Step 5: Solve for x
x = 2,605,723,918,522,861,568/1,625,127,239.53 - Step 6: Final answer
x = 1,603,396,863.42
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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.