Finding the Fourth Proportional to 374,106,872.44, 516,285,478.04 and 206,840,038.60
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Solution
The fourth proportional to 374,106,872.44, 516,285,478.04 and 206,840,038.60 is: 285,449,202.02
Step by Step Solution
- Step 1: Write the proportion equation
374,106,872.44 : 516,285,478.04 = 206,840,038.60 : x - Step 2: Convert to fraction form
374,106,872.44/516,285,478.04 = 206,840,038.60/x - Step 3: Cross multiply
374,106,872.44x = 516,285,478.04 × 206,840,038.60 - Step 4: Simplify right side
374,106,872.44x = 106,788,508,206,413,056 - Step 5: Solve for x
x = 106,788,508,206,413,056/374,106,872.44 - Step 6: Final answer
x = 285,449,202.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.