Finding the Fourth Proportional to 262,878,650.06, 394,511,717.49 and 124,704,690.38
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Solution
The fourth proportional to 262,878,650.06, 394,511,717.49 and 124,704,690.38 is: 187,148,943.32
Step by Step Solution
- Step 1: Write the proportion equation
262,878,650.06 : 394,511,717.49 = 124,704,690.38 : x - Step 2: Convert to fraction form
262,878,650.06/394,511,717.49 = 124,704,690.38/x - Step 3: Cross multiply
262,878,650.06x = 394,511,717.49 × 124,704,690.38 - Step 4: Simplify right side
262,878,650.06x = 49,197,461,580,872,480 - Step 5: Solve for x
x = 49,197,461,580,872,480/262,878,650.06 - Step 6: Final answer
x = 187,148,943.32
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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.