Finding the Fourth Proportional to 2,779,264,235,396.80, 4,166,508,718,888.60 and 965,904,257,790.56
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Solution
The fourth proportional to 2,779,264,235,396.80, 4,166,508,718,888.60 and 965,904,257,790.56 is: 1,448,026,589,354.29
Step by Step Solution
- Step 1: Write the proportion equation
2,779,264,235,396.80 : 4,166,508,718,888.60 = 965,904,257,790.56 : x - Step 2: Convert to fraction form
2,779,264,235,396.80/4,166,508,718,888.60 = 965,904,257,790.56/x - Step 3: Cross multiply
2,779,264,235,396.80x = 4,166,508,718,888.60 × 965,904,257,790.56 - Step 4: Simplify right side
2,779,264,235,396.80x = 4,024,448,511,695,990,420,406,272 - Step 5: Solve for x
x = 4,024,448,511,695,990,420,406,272/2,779,264,235,396.80 - Step 6: Final answer
x = 1,448,026,589,354.29
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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.