Finding the Fourth Proportional to 262,878,651.06, 394,511,718.99 and 124,704,691.38
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Solution
The fourth proportional to 262,878,651.06, 394,511,718.99 and 124,704,691.38 is: 187,148,944.82
Step by Step Solution
- Step 1: Write the proportion equation
262,878,651.06 : 394,511,718.99 = 124,704,691.38 : x - Step 2: Convert to fraction form
262,878,651.06/394,511,718.99 = 124,704,691.38/x - Step 3: Cross multiply
262,878,651.06x = 394,511,718.99 × 124,704,691.38 - Step 4: Simplify right side
262,878,651.06x = 49,197,462,162,441,232 - Step 5: Solve for x
x = 49,197,462,162,441,232/262,878,651.06 - Step 6: Final answer
x = 187,148,944.82
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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.