Finding the Fourth Proportional to 1,486,503,383.12, 2,229,610,995.12 and 451,373,363.36
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Solution
The fourth proportional to 1,486,503,383.12, 2,229,610,995.12 and 451,373,363.36 is: 677,016,295.61
Step by Step Solution
- Step 1: Write the proportion equation
1,486,503,383.12 : 2,229,610,995.12 = 451,373,363.36 : x - Step 2: Convert to fraction form
1,486,503,383.12/2,229,610,995.12 = 451,373,363.36/x - Step 3: Cross multiply
1,486,503,383.12x = 2,229,610,995.12 × 451,373,363.36 - Step 4: Simplify right side
1,486,503,383.12x = 1,006,387,013,851,750,912 - Step 5: Solve for x
x = 1,006,387,013,851,750,912/1,486,503,383.12 - Step 6: Final answer
x = 677,016,295.61
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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.