Finding the Fourth Proportional to 1,455,860,508, 2,183,790,762 and 486,512,124
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Solution
The fourth proportional to 1,455,860,508, 2,183,790,762 and 486,512,124 is: 729,768,186
Step by Step Solution
- Step 1: Write the proportion equation
1,455,860,508 : 2,183,790,762 = 486,512,124 : x - Step 2: Convert to fraction form
1,455,860,508/2,183,790,762 = 486,512,124/x - Step 3: Cross multiply
1,455,860,508x = 2,183,790,762 × 486,512,124 - Step 4: Simplify right side
1,455,860,508x = 1,062,440,681,992,198,528 - Step 5: Solve for x
x = 1,062,440,681,992,198,528/1,455,860,508 - Step 6: Final answer
x = 729,768,186
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.